feat: add logging to existing services

.env.example

@@ -50,6 +50,35 @@ PASSWORD=change-this-default-admin-password
 
 # 4. NEVER commit actual secrets to version control!
 
+# =============================================================================
+# PLATFORM SELECTION
+# =============================================================================
+
+# Platform mode: "windows" (default) or "docker"
+# PLATFORM=windows
+
+# =============================================================================
+# DOCKER MODE SETTINGS (required when PLATFORM=docker)
+# =============================================================================
+
+# Docker image name for ACC server containers (built from docker/acc-server/Dockerfile)
+# ACC_IMAGE=acc-wine:latest
+
+# Base path where per-server game installations are stored (inside the manager container).
+# Each server gets its own subdirectory: ACC_SERVERS_PATH/<service-name>/
+# ACC_SERVERS_PATH=/data/servers
+
+# Host-side path for the same directory — used when creating sibling ACC server containers.
+# Must match the host path bound to ACC_SERVERS_PATH in docker-compose.yml.
+# ACC_SERVERS_HOST_PATH=/opt/acc-servers
+
+# Port pool for Docker-mode ACC server containers (one port per server).
+# PORT_POOL_MIN=9600
+# PORT_POOL_MAX=9700
+
+# Linux SteamCMD binary path (pre-installed in the manager Docker image).
+# STEAMCMD_LINUX_PATH=/usr/games/steamcmd
+
 # =============================================================================
 # OPTIONAL SETTINGS (These are handled by system config in database)
 # =============================================================================

Dockerfile

@@ -0,0 +1,63 @@
+# Multi-stage build for the acc-server-manager Go backend.
+# CGO_ENABLED=1 is required for mattn/go-sqlite3 (uses cgo).
+# The binary is compiled for Linux (Docker mode default).
+
+# ─── Builder ──────────────────────────────────────────────────────────────────
+FROM golang:1.25-bookworm AS builder
+
+WORKDIR /build
+
+# Install build dependencies for CGO + sqlite3.
+RUN apt-get update && apt-get install -y --no-install-recommends \
+        gcc \
+        libc6-dev \
+        && rm -rf /var/lib/apt/lists/*
+
+# Download Go modules first (layer cache).
+COPY go.mod go.sum ./
+RUN go mod download
+
+# Copy source and build.
+COPY . .
+RUN CGO_ENABLED=1 GOOS=linux GOARCH=amd64 \
+    go build -ldflags="-s -w" -o /acc-server-manager ./cmd/api
+
+# ─── Runtime ──────────────────────────────────────────────────────────────────
+FROM debian:bookworm-slim AS runtime
+
+# Install runtime dependencies and SteamCMD.
+# steamcmd is not in the standard Debian repo — download directly from Valve.
+RUN dpkg --add-architecture i386 && \
+    apt-get update && \
+    apt-get install -y --no-install-recommends \
+        ca-certificates \
+        curl \
+        lib32gcc-s1 \
+        && \
+    rm -rf /var/lib/apt/lists/*
+
+RUN mkdir -p /usr/games && \
+    curl -sSL --retry 3 --retry-delay 5 \
+        -o /tmp/steamcmd.tar.gz \
+        "https://steamcdn-a.akamaihd.net/client/installer/steamcmd_linux.tar.gz" && \
+    tar -xzf /tmp/steamcmd.tar.gz -C /usr/games && \
+    rm /tmp/steamcmd.tar.gz && \
+    chmod +x /usr/games/steamcmd.sh && \
+    ln -sf /usr/games/steamcmd.sh /usr/games/steamcmd
+
+WORKDIR /app
+
+COPY --from=builder /acc-server-manager /app/acc-server-manager
+
+# Persistent data directories.
+RUN mkdir -p /data/servers /data/db
+
+ENV PLATFORM=docker
+ENV PORT=3000
+ENV DB_NAME=/data/db/acc.db
+ENV STEAMCMD_LINUX_PATH=/usr/games/steamcmd
+ENV ACC_SERVERS_PATH=/data/servers
+
+EXPOSE 3000
+
+ENTRYPOINT ["/app/acc-server-manager"]

docker-compose.yml

@@ -0,0 +1,34 @@
+services:
+  manager:
+    build:
+      context: .
+      dockerfile: Dockerfile
+    image: acc-server-manager:latest
+    container_name: acc-server-manager
+    restart: unless-stopped
+    ports:
+      - "3000:3000"
+    environment:
+      PLATFORM: docker
+      DB_NAME: /data/db/acc.db
+      STEAMCMD_LINUX_PATH: /usr/games/steamcmd
+      PORT_POOL_MIN: "9600"
+      PORT_POOL_MAX: "9699"
+      ACC_IMAGE: acc-wine:latest
+      ACC_SERVERS_PATH: /data/servers
+      ACC_SERVERS_HOST_PATH: /opt/acc-servers
+    env_file:
+      - .env
+    volumes:
+      - /var/run/docker.sock:/var/run/docker.sock
+      - /opt/acc-servers:/data/servers
+      - acc-db:/data/db
+    networks:
+      - acc-net
+
+volumes:
+  acc-db:
+
+networks:
+  acc-net:
+    driver: bridge

docker/acc-server/Dockerfile

@@ -0,0 +1,35 @@
+# ACC Server container: Wine + accServer.exe
+# Game files are bind-mounted from the host at /acc/game.
+FROM debian:bookworm-slim
+
+# Install Wine, Xvfb (headless display for Wine), and minimal runtime deps.
+RUN dpkg --add-architecture i386 && \
+    apt-get update && \
+    apt-get install -y --no-install-recommends \
+        wine \
+        wine32 \
+        wine64 \
+        xvfb \
+        ca-certificates \
+        tcpdump \
+        && \
+    rm -rf /var/lib/apt/lists/*
+
+RUN mkdir -p /tmp/.X11-unix && chmod 1777 /tmp/.X11-unix
+
+WORKDIR /root
+
+ENV WINEARCH=win64
+ENV WINEPREFIX=/root/.wine
+ENV WINEDEBUG=-all
+
+# Copy entrypoint script.
+COPY entrypoint.sh /entrypoint.sh
+RUN chmod +x /entrypoint.sh
+
+# Bind-mounted by DockerRuntime.Create: per-server game install (rw)
+VOLUME ["/acc/game"]
+
+ENV SERVER_PORT=9600
+
+ENTRYPOINT ["/entrypoint.sh"]

docker/acc-server/entrypoint.sh

@@ -0,0 +1,78 @@
+#!/bin/bash
+set -e
+
+DISPLAY_NUM=$((SERVER_PORT % 1000 + 100))
+export DISPLAY=:${DISPLAY_NUM}
+
+rm -f /tmp/.X${DISPLAY_NUM}-lock /tmp/.X11-unix/X${DISPLAY_NUM} 2>/dev/null || true
+
+Xvfb ${DISPLAY} -screen 0 1024x768x16 -nolisten tcp &
+XVFB_PID=$!
+
+TCPDUMP_PID=""
+
+cleanup() {
+    echo "Stopping ACC server..."
+    [ -n "${TCPDUMP_PID}" ] && kill "${TCPDUMP_PID}" 2>/dev/null || true
+    kill "${XVFB_PID}" 2>/dev/null || true
+}
+trap cleanup SIGTERM SIGINT EXIT
+
+# Initialize Wine prefix (no-op if already done)
+wineboot -u 2>/dev/null
+
+mkdir -p /acc/game/log
+
+# ─── Debug mode ───────────────────────────────────────────────────────────────
+# Set DEBUG_MODE=1 on the container to enable extra diagnostics:
+#
+#   docker run -e DEBUG_MODE=1 ...
+#   or in docker-compose:
+#     environment:
+#       DEBUG_MODE: "1"
+#
+# Produces:
+#   /acc/game/log/tcpdump_<port>.pcap  — raw packet capture (open in Wireshark)
+#   /acc/game/log/wine_debug.log       — Wine debug output
+#   Stderr: Wine version, WINEDEBUG channel, prefix state
+#
+# You can also override which Wine debug channels are enabled:
+#   WINEDEBUG_CHANNELS="+loaddll,+seh,+relay"  (relay is very verbose)
+# ─────────────────────────────────────────────────────────────────────────────
+if [ "${DEBUG_MODE:-0}" = "1" ]; then
+    echo "[debug] Debug mode enabled for port ${SERVER_PORT}"
+    echo "[debug] Wine: $(wine --version 2>/dev/null || echo unknown)"
+    echo "[debug] WINEPREFIX: ${WINEPREFIX}"
+
+    # Configure Wine debug channels (default: loader + exception + module info)
+    export WINEDEBUG="${WINEDEBUG_CHANNELS:-+loaddll,+module,+seh,+ntdll}"
+    echo "[debug] WINEDEBUG=${WINEDEBUG}"
+
+    # Start packet capture on the server port — captures both TCP and UDP.
+    # The pcap file records every byte Kunos sends/receives so you can inspect
+    # the 2-byte "pakSizeMax" packet and anything that follows.
+    #
+    # NOTE: requires CAP_NET_RAW capability on the container:
+    #   docker-compose: cap_add: [NET_RAW]
+    #   docker run: --cap-add=NET_RAW
+    # Without it tcpdump will be skipped (no crash, just no capture).
+    CAPTURE_FILE="/acc/game/log/tcpdump_${SERVER_PORT}.pcap"
+    echo "[debug] Starting packet capture → ${CAPTURE_FILE}"
+    echo "[debug] (requires cap_add: [NET_RAW] in docker-compose — will exit silently if missing)"
+    tcpdump -i any -nn -s 0 -w "${CAPTURE_FILE}" \
+        "port ${SERVER_PORT}" 2>/acc/game/log/tcpdump.err &
+    TCPDUMP_PID=$!
+
+    # Redirect Wine debug output to a log file (Wine writes to stderr).
+    WINE_LOG="/acc/game/log/wine_debug.log"
+    echo "[debug] Wine debug log → ${WINE_LOG}"
+    echo "Starting ACC server on port ${SERVER_PORT} (DEBUG)..."
+    cd /acc/game
+    exec wine /acc/game/accServer.exe 2>"${WINE_LOG}"
+else
+    # Production: suppress all Wine debug output.
+    export WINEDEBUG=-all
+    echo "Starting ACC server on port ${SERVER_PORT}..."
+    cd /acc/game
+    exec wine /acc/game/accServer.exe
+fi

go.mod

@@ -1,15 +1,19 @@
 module acc-server-manager
 
-go 1.23.0
+go 1.25.0
 
 require (
+	github.com/docker/docker v24.0.9+incompatible
+	github.com/docker/go-connections v0.6.0
 	github.com/gofiber/fiber/v2 v2.52.8
 	github.com/gofiber/swagger v1.1.0
+	github.com/gofiber/websocket/v2 v2.2.1
 	github.com/golang-jwt/jwt/v4 v4.5.2
 	github.com/google/uuid v1.6.0
 	github.com/joho/godotenv v1.5.1
 	github.com/qjebbs/go-jsons v0.0.0-20221222033332-a534c5fc1c4c
 	github.com/swaggo/swag v1.16.3
+	github.com/valyala/fasthttp v1.51.0
 	go.uber.org/dig v1.17.1
 	golang.org/x/crypto v0.39.0
 	golang.org/x/sync v0.15.0
@@ -20,13 +24,17 @@ require (
 
 require (
 	github.com/KyleBanks/depth v1.2.1 // indirect
+	github.com/Microsoft/go-winio v0.4.21 // indirect
 	github.com/andybalholm/brotli v1.1.0 // indirect
+	github.com/docker/distribution v2.7.1+incompatible // indirect
+	github.com/docker/go-units v0.5.0 // indirect
 	github.com/fasthttp/websocket v1.5.3 // indirect
 	github.com/go-openapi/jsonpointer v0.21.0 // indirect
 	github.com/go-openapi/jsonreference v0.21.0 // indirect
 	github.com/go-openapi/spec v0.21.0 // indirect
 	github.com/go-openapi/swag v0.23.0 // indirect
-	github.com/gofiber/websocket/v2 v2.2.1 // indirect
+	github.com/gogo/protobuf v1.3.2 // indirect
+	github.com/google/go-cmp v0.7.0 // indirect
 	github.com/jinzhu/inflection v1.0.0 // indirect
 	github.com/jinzhu/now v1.1.5 // indirect
 	github.com/josharian/intern v1.0.0 // indirect
@@ -36,13 +44,21 @@ require (
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/mattn/go-runewidth v0.0.16 // indirect
 	github.com/mattn/go-sqlite3 v1.14.22 // indirect
+	github.com/moby/term v0.5.2 // indirect
+	github.com/morikuni/aec v1.1.0 // indirect
+	github.com/opencontainers/go-digest v1.0.0 // indirect
+	github.com/opencontainers/image-spec v1.1.1 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
 	github.com/rivo/uniseg v0.2.0 // indirect
+	github.com/rogpeppe/go-internal v1.14.1 // indirect
 	github.com/savsgio/gotils v0.0.0-20230208104028-c358bd845dee // indirect
+	github.com/stretchr/testify v1.11.1 // indirect
 	github.com/swaggo/files/v2 v2.0.0 // indirect
 	github.com/valyala/bytebufferpool v1.0.0 // indirect
-	github.com/valyala/fasthttp v1.51.0 // indirect
 	github.com/valyala/tcplisten v1.0.0 // indirect
-	golang.org/x/sys v0.33.0 // indirect
+	golang.org/x/sys v0.41.0 // indirect
+	golang.org/x/time v0.9.0 // indirect
 	golang.org/x/tools v0.33.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
+	gotest.tools/v3 v3.5.2 // indirect
 )

go.sum

@@ -1,9 +1,21 @@
+github.com/Azure/go-ansiterm v0.0.0-20250102033503-faa5f7b0171c h1:udKWzYgxTojEKWjV8V+WSxDXJ4NFATAsZjh8iIbsQIg=
+github.com/Azure/go-ansiterm v0.0.0-20250102033503-faa5f7b0171c/go.mod h1:xomTg63KZ2rFqZQzSB4Vz2SUXa1BpHTVz9L5PTmPC4E=
 github.com/KyleBanks/depth v1.2.1 h1:5h8fQADFrWtarTdtDudMmGsC7GPbOAu6RVB3ffsVFHc=
 github.com/KyleBanks/depth v1.2.1/go.mod h1:jzSb9d0L43HxTQfT+oSA1EEp2q+ne2uh6XgeJcm8brE=
+github.com/Microsoft/go-winio v0.4.21 h1:+6mVbXh4wPzUrl1COX9A+ZCvEpYsOBZ6/+kwDnvLyro=
+github.com/Microsoft/go-winio v0.4.21/go.mod h1:JPGBdM1cNvN/6ISo+n8V5iA4v8pBzdOpzfwIujj1a84=
 github.com/andybalholm/brotli v1.1.0 h1:eLKJA0d02Lf0mVpIDgYnqXcUn0GqVmEFny3VuID1U3M=
 github.com/andybalholm/brotli v1.1.0/go.mod h1:sms7XGricyQI9K10gOSf56VKKWS4oLer58Q+mhRPtnY=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/docker/distribution v2.7.1+incompatible h1:a5mlkVzth6W5A4fOsS3D2EO5BUmsJpcB+cRlLU7cSug=
+github.com/docker/distribution v2.7.1+incompatible/go.mod h1:J2gT2udsDAN96Uj4KfcMRqY0/ypR+oyYUYmja8H+y+w=
+github.com/docker/docker v24.0.9+incompatible h1:HPGzNmwfLZWdxHqK9/II92pyi1EpYKsAqcl4G0Of9v0=
+github.com/docker/docker v24.0.9+incompatible/go.mod h1:eEKB0N0r5NX/I1kEveEz05bcu8tLC/8azJZsviup8Sk=
+github.com/docker/go-connections v0.6.0 h1:LlMG9azAe1TqfR7sO+NJttz1gy6KO7VJBh+pMmjSD94=
+github.com/docker/go-connections v0.6.0/go.mod h1:AahvXYshr6JgfUJGdDCs2b5EZG/vmaMAntpSFH5BFKE=
+github.com/docker/go-units v0.5.0 h1:69rxXcBk27SvSaaxTtLh/8llcHD8vYHT7WSdRZ/jvr4=
+github.com/docker/go-units v0.5.0/go.mod h1:fgPhTUdO+D/Jk86RDLlptpiXQzgHJF7gydDDbaIK4Dk=
 github.com/fasthttp/websocket v1.5.3 h1:TPpQuLwJYfd4LJPXvHDYPMFWbLjsT91n3GpWtCQtdek=
 github.com/fasthttp/websocket v1.5.3/go.mod h1:46gg/UBmTU1kUaTcwQXpUxtRwG2PvIZYeA8oL6vF3Fs=
 github.com/go-openapi/jsonpointer v0.21.0 h1:YgdVicSA9vH5RiHs9TZW5oyafXZFc6+2Vc1rr/O9oNQ=
@@ -20,8 +32,12 @@ github.com/gofiber/swagger v1.1.0 h1:ff3rg1fB+Rp5JN/N8jfxTiZtMKe/9tB9QDc79fPiJKQ
 github.com/gofiber/swagger v1.1.0/go.mod h1:pRZL0Np35sd+lTODTE5The0G+TMHfNY+oC4hM2/i5m8=
 github.com/gofiber/websocket/v2 v2.2.1 h1:C9cjxvloojayOp9AovmpQrk8VqvVnT8Oao3+IUygH7w=
 github.com/gofiber/websocket/v2 v2.2.1/go.mod h1:Ao/+nyNnX5u/hIFPuHl28a+NIkrqK7PRimyKaj4JxVU=
+github.com/gogo/protobuf v1.3.2 h1:Ov1cvc58UF3b5XjBnZv7+opcTcQFZebYjWzi34vdm4Q=
+github.com/gogo/protobuf v1.3.2/go.mod h1:P1XiOD3dCwIKUDQYPy72D8LYyHL2YPYrpS2s69NZV8Q=
 github.com/golang-jwt/jwt/v4 v4.5.2 h1:YtQM7lnr8iZ+j5q71MGKkNw9Mn7AjHM68uc9g5fXeUI=
 github.com/golang-jwt/jwt/v4 v4.5.2/go.mod h1:m21LjoU+eqJr34lmDMbreY2eSTRJ1cv77w39/MY0Ch0=
+github.com/google/go-cmp v0.7.0 h1:wk8382ETsv4JYUZwIsn6YpYiWiBsYLSJiTsyBybVuN8=
+github.com/google/go-cmp v0.7.0/go.mod h1:pXiqmnSA92OHEEa9HXL2W4E7lf9JzCmGVUdgjX3N/iU=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 github.com/jinzhu/inflection v1.0.0 h1:K317FqzuhWc8YvSVlFMCCUb36O/S9MCKRDI7QkRKD/E=
@@ -32,6 +48,8 @@ github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
 github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
 github.com/josharian/intern v1.0.0 h1:vlS4z54oSdjm0bgjRigI+G1HpF+tI+9rE5LLzOg8HmY=
 github.com/josharian/intern v1.0.0/go.mod h1:5DoeVV0s6jJacbCEi61lwdGj/aVlrQvzHFFd8Hwg//Y=
+github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8=
+github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
 github.com/klauspost/compress v1.17.9 h1:6KIumPrER1LHsvBVuDa0r5xaG0Es51mhhB9BQB2qeMA=
 github.com/klauspost/compress v1.17.9/go.mod h1:Di0epgTjJY877eYKx5yC51cX2A2Vl2ibi7bDH9ttBbw=
 github.com/kr/pretty v0.3.1 h1:flRD4NNwYAUpkphVc1HcthR4KEIFJ65n8Mw5qdRn3LE=
@@ -49,18 +67,31 @@ github.com/mattn/go-runewidth v0.0.16 h1:E5ScNMtiwvlvB5paMFdw9p4kSQzbXFikJ5SQO6T
 github.com/mattn/go-runewidth v0.0.16/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
 github.com/mattn/go-sqlite3 v1.14.22 h1:2gZY6PC6kBnID23Tichd1K+Z0oS6nE/XwU+Vz/5o4kU=
 github.com/mattn/go-sqlite3 v1.14.22/go.mod h1:Uh1q+B4BYcTPb+yiD3kU8Ct7aC0hY9fxUwlHK0RXw+Y=
+github.com/moby/term v0.5.2 h1:6qk3FJAFDs6i/q3W/pQ97SX192qKfZgGjCQqfCJkgzQ=
+github.com/moby/term v0.5.2/go.mod h1:d3djjFCrjnB+fl8NJux+EJzu0msscUP+f8it8hPkFLc=
+github.com/morikuni/aec v1.1.0 h1:vBBl0pUnvi/Je71dsRrhMBtreIqNMYErSAbEeb8jrXQ=
+github.com/morikuni/aec v1.1.0/go.mod h1:xDRgiq/iw5l+zkao76YTKzKttOp2cwPEne25HDkJnBw=
+github.com/opencontainers/go-digest v1.0.0 h1:apOUWs51W5PlhuyGyz9FCeeBIOUDA/6nW8Oi/yOhh5U=
+github.com/opencontainers/go-digest v1.0.0/go.mod h1:0JzlMkj0TRzQZfJkVvzbP0HBR3IKzErnv2BNG4W4MAM=
+github.com/opencontainers/image-spec v1.1.1 h1:y0fUlFfIZhPF1W537XOLg0/fcx6zcHCJwooC2xJA040=
+github.com/opencontainers/image-spec v1.1.1/go.mod h1:qpqAh3Dmcf36wStyyWU+kCeDgrGnAve2nCC8+7h8Q0M=
+github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
+github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/qjebbs/go-jsons v0.0.0-20221222033332-a534c5fc1c4c h1:kmzxiX+OB0knCo1V0dkEkdPelzCdAzCURCfmFArn2/A=
 github.com/qjebbs/go-jsons v0.0.0-20221222033332-a534c5fc1c4c/go.mod h1:wNJrtinHyC3YSf6giEh4FJN8+yZV7nXBjvmfjhBIcw4=
 github.com/rivo/uniseg v0.2.0 h1:S1pD9weZBuJdFmowNwbpi7BJ8TNftyUImj/0WQi72jY=
 github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
-github.com/rogpeppe/go-internal v1.11.0 h1:cWPaGQEPrBb5/AsnsZesgZZ9yb1OQ+GOISoDNXVBh4M=
+github.com/rogpeppe/go-internal v1.14.1 h1:UQB4HGPB6osV0SQTLymcB4TgvyWu6ZyliaW0tI/otEQ=
-github.com/rogpeppe/go-internal v1.11.0/go.mod h1:ddIwULY96R17DhadqLgMfk9H9tvdUzkipdSkR5nkCZA=
+github.com/rogpeppe/go-internal v1.14.1/go.mod h1:MaRKkUm5W0goXpeCfT7UZI6fk/L7L7so1lCWt35ZSgc=
 github.com/savsgio/gotils v0.0.0-20230208104028-c358bd845dee h1:8Iv5m6xEo1NR1AvpV+7XmhI4r39LGNzwUL4YpMuL5vk=
 github.com/savsgio/gotils v0.0.0-20230208104028-c358bd845dee/go.mod h1:qwtSXrKuJh/zsFQ12yEE89xfCrGKK63Rr7ctU/uCo4g=
-github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
+github.com/sirupsen/logrus v1.7.0 h1:ShrD1U9pZB12TX0cVy0DtePoCH97K8EtX+mg7ZARUtM=
-github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
+github.com/sirupsen/logrus v1.7.0/go.mod h1:yWOB1SBYBC5VeMP7gHvWumXLIWorT60ONWic61uBYv0=
+github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
+github.com/stretchr/testify v1.11.1 h1:7s2iGBzp5EwR7/aIZr8ao5+dra3wiQyKjjFuvgVKu7U=
+github.com/stretchr/testify v1.11.1/go.mod h1:wZwfW3scLgRK+23gO65QZefKpKQRnfz6sD981Nm4B6U=
 github.com/swaggo/files/v2 v2.0.0 h1:hmAt8Dkynw7Ssz46F6pn8ok6YmGZqHSVLZ+HQM7i0kw=
 github.com/swaggo/files/v2 v2.0.0/go.mod h1:24kk2Y9NYEJ5lHuCra6iVwkMjIekMCaFq/0JQj66kyM=
 github.com/swaggo/swag v1.16.3 h1:PnCYjPCah8FK4I26l2F/KQ4yz3sILcVUN3cTlBFA9Pg=
@@ -71,22 +102,53 @@ github.com/valyala/fasthttp v1.51.0 h1:8b30A5JlZ6C7AS81RsWjYMQmrZG6feChmgAolCl1S
 github.com/valyala/fasthttp v1.51.0/go.mod h1:oI2XroL+lI7vdXyYoQk03bXBThfFl2cVdIA3Xl7cH8g=
 github.com/valyala/tcplisten v1.0.0 h1:rBHj/Xf+E1tRGZyWIWwJDiRY0zc1Js+CV5DqwacVSA8=
 github.com/valyala/tcplisten v1.0.0/go.mod h1:T0xQ8SeCZGxckz9qRXTfG43PvQ/mcWh7FwZEA7Ioqkc=
+github.com/yuin/goldmark v1.1.27/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
+github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 go.uber.org/dig v1.17.1 h1:Tga8Lz8PcYNsWsyHMZ1Vm0OQOUaJNDyvPImgbAu9YSc=
 go.uber.org/dig v1.17.1/go.mod h1:Us0rSJiThwCv2GteUN0Q7OKvU7n5J4dxZ9JKUXozFdE=
+golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
+golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
+golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/crypto v0.39.0 h1:SHs+kF4LP+f+p14esP5jAoDpHU8Gu/v9lFRK6IT5imM=
 golang.org/x/crypto v0.39.0/go.mod h1:L+Xg3Wf6HoL4Bn4238Z6ft6KfEpN0tJGo53AAPC632U=
+golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
+golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.25.0 h1:n7a+ZbQKQA/Ysbyb0/6IbB1H/X41mKgbhfv7AfG/44w=
 golang.org/x/mod v0.25.0/go.mod h1:IXM97Txy2VM4PJ3gI61r1YEk/gAj6zAHN3AdZt6S9Ww=
+golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
+golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
+golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
+golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU=
+golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.15.0 h1:KWH3jNZsfyT6xfAfKiz6MRNmd46ByHDYaZ7KSkCtdW8=
 golang.org/x/sync v0.15.0/go.mod h1:1dzgHSNfp02xaA81J2MS99Qcpr2w7fw1gpm99rleRqA=
+golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
+golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20210124154548-22da62e12c0c/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.33.0 h1:q3i8TbbEz+JRD9ywIRlyRAQbM0qF7hu24q3teo2hbuw=
+golang.org/x/sys v0.41.0 h1:Ivj+2Cp/ylzLiEU89QhWblYnOE9zerudt9Ftecq2C6k=
-golang.org/x/sys v0.33.0/go.mod h1:BJP2sWEmIv4KK5OTEluFJCKSidICx8ciO85XgH3Ak8k=
+golang.org/x/sys v0.41.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
+golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
+golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.26.0 h1:P42AVeLghgTYr4+xUnTRKDMqpar+PtX7KWuNQL21L8M=
 golang.org/x/text v0.26.0/go.mod h1:QK15LZJUUQVJxhz7wXgxSy/CJaTFjd0G+YLonydOVQA=
+golang.org/x/time v0.9.0 h1:EsRrnYcQiGH+5FfbgvV4AP7qEZstoyrHB0DzarOQ4ZY=
+golang.org/x/time v0.9.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
+golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
+golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
+golang.org/x/tools v0.0.0-20200619180055-7c47624df98f/go.mod h1:EkVYQZoAsY45+roYkvgYkIh4xh/qjgUK9TdY2XT94GE=
+golang.org/x/tools v0.0.0-20210106214847-113979e3529a/go.mod h1:emZCQorbCU4vsT4fOWvOPXz4eW1wZW4PmDk9uLelYpA=
 golang.org/x/tools v0.33.0 h1:4qz2S3zmRxbGIhDIAgjxvFutSvH5EfnsYrRBj0UI0bc=
 golang.org/x/tools v0.33.0/go.mod h1:CIJMaWEY88juyUfo7UbgPqbC8rU2OqfAV1h2Qp0oMYI=
+golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
+golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c h1:Hei/4ADfdWqJk1ZMxUNpqntNwaWcugrBjAiHlqqRiVk=
 gopkg.in/check.v1 v1.0.0-20201130134442-10cb98267c6c/go.mod h1:JHkPIbrfpd72SG/EVd6muEfDQjcINNoR0C8j2r3qZ4Q=
@@ -96,3 +158,5 @@ gorm.io/driver/sqlite v1.5.6 h1:fO/X46qn5NUEEOZtnjJRWRzZMe8nqJiQ9E+0hi+hKQE=
 gorm.io/driver/sqlite v1.5.6/go.mod h1:U+J8craQU6Fzkcvu8oLeAQmi50TkwPEhHDEjQZXDah4=
 gorm.io/gorm v1.25.11 h1:/Wfyg1B/je1hnDx3sMkX+gAlxrlZpn6X0BXRlwXlvHg=
 gorm.io/gorm v1.25.11/go.mod h1:xh7N7RHfYlNc5EmcI/El95gXusucDrQnHXe0+CgWcLQ=
+gotest.tools/v3 v3.5.2 h1:7koQfIKdy+I8UTetycgUqXWSDwpgv193Ka+qRsmBY8Q=
+gotest.tools/v3 v3.5.2/go.mod h1:LtdLGcnqToBH83WByAAi/wiwSFCArdFIUV/xxN4pcjA=

local/api/api.go

@@ -33,6 +33,9 @@ func Init(di *dig.Container, app *fiber.App) {
 		System:       groups.Group("/system"),
 		WebSocket:    groups.Group("/ws"),
 		Leaderboard:  serverIdGroup.Group("/leaderboard"),
+		Steam:        groups.Group("/steam"),
+		ActivityLog:  serverIdGroup.Group("/activity-log"),
+		Groups:       groups,
 	}
 
 	accessKeyMiddleware := middleware.NewAccessKeyMiddleware()

local/controller/activity_log.go

@@ -0,0 +1,72 @@
+package controller
+
+import (
+	"acc-server-manager/local/middleware"
+	"acc-server-manager/local/model"
+	"acc-server-manager/local/service"
+	"acc-server-manager/local/utl/common"
+	"acc-server-manager/local/utl/error_handler"
+
+	"github.com/gofiber/fiber/v2"
+)
+
+type ActivityLogController struct {
+	service      *service.ActivityLogService
+	errorHandler *error_handler.ControllerErrorHandler
+}
+
+func NewActivityLogController(as *service.ActivityLogService, routeGroups *common.RouteGroups, auth *middleware.AuthMiddleware) *ActivityLogController {
+	ac := &ActivityLogController{
+		service:      as,
+		errorHandler: error_handler.NewControllerErrorHandler(),
+	}
+
+	// Per-server activity log: GET /server/:id/activity-log
+	routeGroups.ActivityLog.Use(auth.Authenticate)
+	routeGroups.ActivityLog.Get("/", ac.GetServerLogs)
+
+	// Global activity log: GET /activity-log (admin use)
+	routeGroups.Groups.Group("/activity-log").Use(auth.Authenticate).Get("/", ac.GetAllLogs)
+
+	return ac
+}
+
+// GetServerLogs returns activity logs for a specific server.
+//
+//	@Summary		Return activity logs for a server
+//	@Tags			ActivityLog
+//	@Success		200	{array}	model.ActivityLog
+//	@Router			/server/{id}/activity-log [get]
+func (ac *ActivityLogController) GetServerLogs(c *fiber.Ctx) error {
+	var filter model.ActivityLogFilter
+	if err := common.ParseQueryFilter(c, &filter); err != nil {
+		return ac.errorHandler.HandleValidationError(c, err, "query_filter")
+	}
+
+	result, err := ac.service.GetAll(c.UserContext(), &filter)
+	if err != nil {
+		return ac.errorHandler.HandleServiceError(c, err)
+	}
+
+	return c.JSON(result)
+}
+
+// GetAllLogs returns activity logs across all servers (admin).
+//
+//	@Summary		Return all activity logs
+//	@Tags			ActivityLog
+//	@Success		200	{array}	model.ActivityLog
+//	@Router			/activity-log [get]
+func (ac *ActivityLogController) GetAllLogs(c *fiber.Ctx) error {
+	var filter model.ActivityLogFilter
+	if err := common.ParseQueryFilter(c, &filter); err != nil {
+		return ac.errorHandler.HandleValidationError(c, err, "query_filter")
+	}
+
+	result, err := ac.service.GetAll(c.UserContext(), &filter)
+	if err != nil {
+		return ac.errorHandler.HandleServiceError(c, err)
+	}
+
+	return c.JSON(result)
+}

local/controller/config.go

@@ -2,6 +2,7 @@ package controller
 
 import (
 	"acc-server-manager/local/middleware"
+	"acc-server-manager/local/model"
 	"acc-server-manager/local/service"
 	"acc-server-manager/local/utl/common"
 	"acc-server-manager/local/utl/error_handler"
@@ -34,6 +35,7 @@ func NewConfigController(as *service.ConfigService, routeGroups *common.RouteGro
 
 	configGroup := routeGroups.Config
 	configGroup.Use(auth.Authenticate)
+	configGroup.Patch("/", ac.UpdateAllConfigs)
 	configGroup.Put("/:file", ac.UpdateConfig)
 	configGroup.Get("/:file", ac.GetConfig)
 	configGroup.Get("/", ac.GetConfigs)
@@ -41,6 +43,54 @@ func NewConfigController(as *service.ConfigService, routeGroups *common.RouteGro
 	return ac
 }
 
+// updateAllConfigs updates all configuration files
+//
+//	@Summary		Bulk update all server configuration files
+//	@Description	Update multiple ACC server configuration files in one request. Null or omitted sections are skipped.
+//	@Tags			Server Configuration
+//	@Accept			json
+//	@Produce		json
+//	@Param			id path string true "Server ID (UUID format)"
+//	@Param			restart query bool false "Restart the server after update"
+//	@Param			override query bool false "Override instead of merging with existing config"
+//	@Param			content body model.ConfigurationsUpdateRequest true "Configuration sections to update (null sections are skipped)"
+//	@Success		200	{array} model.Config "List of updated config audit records"
+//	@Failure		400	{object} error_handler.ErrorResponse "Invalid request or JSON format"
+//	@Failure		401	{object} error_handler.ErrorResponse "Unauthorized"
+//	@Failure		403	{object} error_handler.ErrorResponse "Insufficient permissions"
+//	@Failure		404	{object} error_handler.ErrorResponse "Server not found"
+//	@Failure		500	{object} error_handler.ErrorResponse "Internal server error"
+//	@Security		BearerAuth
+//	@Router			/server/{id}/config [patch]
+func (ac *ConfigController) UpdateAllConfigs(c *fiber.Ctx) error {
+	restart := c.QueryBool("restart")
+	serverID := c.Params("id")
+
+	if _, err := uuid.Parse(serverID); err != nil {
+		return ac.errorHandler.HandleUUIDError(c, "server ID")
+	}
+
+	c.Locals("serverId", serverID)
+
+	var req model.ConfigurationsUpdateRequest
+	if err := c.BodyParser(&req); err != nil {
+		return ac.errorHandler.HandleParsingError(c, err)
+	}
+
+	configs, err := ac.service.UpdateAllConfigs(c, &req)
+	if err != nil {
+		return ac.errorHandler.HandleServiceError(c, err)
+	}
+
+	if restart {
+		if _, err := ac.apiService.ServiceControlRestartServer(c); err != nil {
+			logging.ErrorWithContext("CONFIG_RESTART", "Failed to restart server after bulk config update: %v", err)
+		}
+	}
+
+	return c.JSON(configs)
+}
+
 // updateConfig returns Config
 //
 //	@Summary		Update server configuration file

local/controller/controller.go

@@ -64,4 +64,14 @@ func InitializeControllers(c *dig.Container) {
 	if err != nil {
 		logging.Panic("unable to initialize leaderboard controller")
 	}
+
+	err = c.Invoke(NewSteamController)
+	if err != nil {
+		logging.Panic("unable to initialize steam controller")
+	}
+
+	err = c.Invoke(NewActivityLogController)
+	if err != nil {
+		logging.Panic("unable to initialize activity log controller")
+	}
 }

local/controller/leaderboard.go

@@ -11,6 +11,7 @@ import (
 	"github.com/google/uuid"
 )
 
+
 type LeaderboardController struct {
 	service      *service.LeaderboardService
 	errorHandler *error_handler.ControllerErrorHandler
@@ -22,6 +23,9 @@ func NewLeaderboardController(ls *service.LeaderboardService, routeGroups *commo
 		errorHandler: error_handler.NewControllerErrorHandler(),
 	}
 
+	apiServerRoutes := routeGroups.Api.Group("/server/:id")
+	apiServerRoutes.Get("/leaderboard", lc.Get)
+
 	routeGroups.Leaderboard.Get("/", lc.Get)
 	routeGroups.Leaderboard.Put("/", auth.Authenticate, lc.Update)
 
@@ -52,12 +56,19 @@ func (lc *LeaderboardController) Update(c *fiber.Ctx) error {
 		return lc.errorHandler.HandleUUIDError(c, "server ID")
 	}
 
-	var input model.LeaderboardInput
+	var input model.Leaderboard
 	if err := c.BodyParser(&input); err != nil {
 		return lc.errorHandler.HandleParsingError(c, err)
 	}
 
-	data, err := lc.service.Update(c.UserContext(), serverID, &input)
+	userInfo, _ := c.Locals("userInfo").(*middleware.CachedUserInfo)
+	actorID, actorUsername := "", "system"
+	if userInfo != nil {
+		actorID = userInfo.UserID
+		actorUsername = userInfo.Username
+	}
+
+	data, err := lc.service.Update(c.UserContext(), serverID, &input, actorID, actorUsername)
 	if err != nil {
 		return lc.errorHandler.HandleServiceError(c, err)
 	}

local/controller/steam.go

@@ -0,0 +1,57 @@
+package controller
+
+import (
+	"acc-server-manager/local/middleware"
+	"acc-server-manager/local/model"
+	"acc-server-manager/local/service"
+	"acc-server-manager/local/utl/common"
+	"acc-server-manager/local/utl/error_handler"
+
+	"github.com/gofiber/fiber/v2"
+)
+
+type SteamController struct {
+	steamService *service.SteamService
+	auth         *middleware.AuthMiddleware
+	errorHandler *error_handler.ControllerErrorHandler
+}
+
+func NewSteamController(steamService *service.SteamService, auth *middleware.AuthMiddleware, routeGroups *common.RouteGroups) *SteamController {
+	sc := &SteamController{
+		steamService: steamService,
+		auth:         auth,
+		errorHandler: error_handler.NewControllerErrorHandler(),
+	}
+
+	routeGroups.Steam.Use(auth.Authenticate, auth.RequireSuperAdmin())
+	routeGroups.Steam.Post("/credentials", sc.SetCredentials)
+
+	return sc
+}
+
+func (sc *SteamController) SetCredentials(c *fiber.Ctx) error {
+	type request struct {
+		Username string `json:"username"`
+		Password string `json:"password"`
+	}
+
+	var req request
+	if err := c.BodyParser(&req); err != nil {
+		return sc.errorHandler.HandleParsingError(c, err)
+	}
+
+	creds := &model.SteamCredentials{
+		Username: req.Username,
+		Password: req.Password,
+	}
+
+	if err := creds.Validate(); err != nil {
+		return sc.errorHandler.HandleServiceError(c, err)
+	}
+
+	if err := sc.steamService.SaveCredentials(c.UserContext(), creds); err != nil {
+		return sc.errorHandler.HandleServiceError(c, err)
+	}
+
+	return c.Status(fiber.StatusCreated).JSON(fiber.Map{"id": creds.ID})
+}

local/middleware/auth.go

@@ -115,6 +115,7 @@ func (m *AuthMiddleware) AuthenticateWithHandler(jwtHandler *jwt.JWTHandler, isO
 	if os.Getenv("TESTING_ENV") == "true" {
 		userInfo := CachedUserInfo{UserID: uuid.New().String(), Username: "test@example.com", RoleName: "Admin", Permissions: make(map[string]bool), CachedAt: time.Now()}
 		ctx.Locals("userID", userInfo.UserID)
+		ctx.Locals("actorUsername", userInfo.Username)
 		ctx.Locals("userInfo", userInfo)
 		ctx.Locals("authTime", time.Now())
 	} else {
@@ -127,6 +128,7 @@ func (m *AuthMiddleware) AuthenticateWithHandler(jwtHandler *jwt.JWTHandler, isO
 		}
 
 		ctx.Locals("userID", claims.UserID)
+		ctx.Locals("actorUsername", userInfo.Username)
 		ctx.Locals("userInfo", userInfo)
 		ctx.Locals("authTime", time.Now())
 	}
@@ -178,6 +180,23 @@ func (m *AuthMiddleware) HasPermission(requiredPermission string) fiber.Handler
 	}
 }
 
+func (m *AuthMiddleware) RequireSuperAdmin() fiber.Handler {
+	return func(ctx *fiber.Ctx) error {
+		if os.Getenv("TESTING_ENV") == "true" {
+			return ctx.Next()
+		}
+
+		userInfo, ok := ctx.Locals("userInfo").(*CachedUserInfo)
+		if !ok || userInfo.RoleName != "Super Admin" {
+			return ctx.Status(fiber.StatusForbidden).JSON(fiber.Map{
+				"error": "Forbidden",
+			})
+		}
+
+		return ctx.Next()
+	}
+}
+
 func (m *AuthMiddleware) AuthRateLimit() fiber.Handler {
 	return m.securityMW.AuthRateLimit()
 }

local/migrations/005_add_platform_columns.go

@@ -0,0 +1,33 @@
+package migrations
+
+import (
+	"acc-server-manager/local/utl/logging"
+	"fmt"
+
+	"gorm.io/gorm"
+)
+
+func RunAddPlatformColumnsMigration(db *gorm.DB) error {
+	if err := db.AutoMigrate(&MigrationRecord{}); err != nil {
+		return fmt.Errorf("failed to ensure migration_records table: %v", err)
+	}
+
+	var record MigrationRecord
+	if err := db.Where("migration_name = ?", "005_add_platform_columns").First(&record).Error; err == nil {
+		logging.Info("Platform columns migration already applied, skipping")
+		return nil
+	}
+
+	record = MigrationRecord{
+		MigrationName: "005_add_platform_columns",
+		AppliedAt:     "datetime('now')",
+		Success:       true,
+		Notes:         "Added Platform and ContainerID columns to servers table via GORM AutoMigrate",
+	}
+	if err := db.Create(&record).Error; err != nil {
+		return fmt.Errorf("failed to record migration 005: %v", err)
+	}
+
+	logging.Info("Platform columns migration recorded")
+	return nil
+}

local/migrations/006_add_activity_log.go

@@ -0,0 +1,33 @@
+package migrations
+
+import (
+	"acc-server-manager/local/utl/logging"
+	"fmt"
+
+	"gorm.io/gorm"
+)
+
+func RunAddActivityLogMigration(db *gorm.DB) error {
+	if err := db.AutoMigrate(&MigrationRecord{}); err != nil {
+		return fmt.Errorf("failed to ensure migration_records table: %v", err)
+	}
+
+	var record MigrationRecord
+	if err := db.Where("migration_name = ?", "006_add_activity_log").First(&record).Error; err == nil {
+		logging.Info("Activity log migration already applied, skipping")
+		return nil
+	}
+
+	record = MigrationRecord{
+		MigrationName: "006_add_activity_log",
+		AppliedAt:     "datetime('now')",
+		Success:       true,
+		Notes:         "Added ActivityLog table via GORM AutoMigrate",
+	}
+	if err := db.Create(&record).Error; err != nil {
+		return fmt.Errorf("failed to record migration 006: %v", err)
+	}
+
+	logging.Info("Activity log migration recorded")
+	return nil
+}

local/model/activity_log.go

@@ -0,0 +1,81 @@
+package model
+
+import (
+	"time"
+
+	"github.com/google/uuid"
+	"gorm.io/gorm"
+)
+
+type ActionType string
+
+const (
+	ActionConfigUpdate      ActionType = "config_update"
+	ActionServerStart       ActionType = "server_start"
+	ActionServerStop        ActionType = "server_stop"
+	ActionServerRestart     ActionType = "server_restart"
+	ActionLeaderboardUpdate ActionType = "leaderboard_update"
+)
+
+type ActivityLog struct {
+	ID        uuid.UUID  `json:"id"        gorm:"type:uuid;primary_key;"`
+	ServerID  uuid.UUID  `json:"serverId"  gorm:"not null;type:uuid;index"`
+	UserID    string     `json:"userId"    gorm:"not null"`
+	Username  string     `json:"username"  gorm:"not null"`
+	Action    ActionType `json:"action"    gorm:"not null"`
+	Details   string     `json:"details"   gorm:"type:text"`
+	CreatedAt time.Time  `json:"createdAt"`
+}
+
+func (a *ActivityLog) BeforeCreate(tx *gorm.DB) error {
+	if a.ID == uuid.Nil {
+		a.ID = uuid.New()
+	}
+	if a.CreatedAt.IsZero() {
+		a.CreatedAt = time.Now().UTC()
+	}
+	return nil
+}
+
+type ActivityLogFilter struct {
+	BaseFilter
+	ServerBasedFilter
+	DateRangeFilter
+	UserID string     `query:"user_id"`
+	Action ActionType `query:"action"`
+}
+
+func (f *ActivityLogFilter) ApplyFilter(query *gorm.DB) *gorm.DB {
+	if f.ServerID != "" {
+		if serverUUID, err := uuid.Parse(f.ServerID); err == nil {
+			query = query.Where("server_id = ?", serverUUID)
+		}
+	}
+	if f.UserID != "" {
+		query = query.Where("user_id = ?", f.UserID)
+	}
+	if f.Action != "" {
+		query = query.Where("action = ?", f.Action)
+	}
+	timeZero := time.Time{}
+	if f.StartDate != timeZero {
+		query = query.Where("created_at >= ?", f.StartDate)
+	}
+	if f.EndDate != timeZero {
+		query = query.Where("created_at <= ?", f.EndDate)
+	}
+	return query
+}
+
+func (f *ActivityLogFilter) GetSorting() (field string, desc bool) {
+	if f.SortBy == "" {
+		return "created_at", true
+	}
+	return f.SortBy, f.SortDesc
+}
+
+type LastActivityInfo struct {
+	UpdatedAt time.Time  `json:"updatedAt"`
+	Username  string     `json:"username"`
+	Action    ActionType `json:"action"`
+}

local/model/config.go

@@ -40,6 +40,14 @@ type Configurations struct {
 	Settings      ServerSettings `json:"settings"`
 }
 
+type ConfigurationsUpdateRequest struct {
+	Configuration *map[string]interface{} `json:"configuration"`
+	AssistRules   *map[string]interface{} `json:"assistRules"`
+	Event         *map[string]interface{} `json:"event"`
+	EventRules    *map[string]interface{} `json:"eventRules"`
+	Settings      *map[string]interface{} `json:"settings"`
+}
+
 type ServerSettings struct {
 	ServerName                 string    `json:"serverName"`
 	AdminPassword              string    `json:"adminPassword"`

local/model/leaderboard.go

@@ -1,10 +1,36 @@
 package model
 
 import (
+	"encoding/json"
 	"github.com/google/uuid"
 	"gorm.io/gorm"
+	"strconv"
 )
 
+// Score is a custom type that accepts both numbers and strings in JSON.
+type Score string
+
+func (s *Score) UnmarshalJSON(data []byte) error {
+	var n json.Number
+	if err := json.Unmarshal(data, &n); err == nil {
+		*s = Score(n.String())
+		return nil
+	}
+	var str string
+	if err := json.Unmarshal(data, &str); err != nil {
+		return err
+	}
+	*s = Score(str)
+	return nil
+}
+
+func (s Score) MarshalJSON() ([]byte, error) {
+	if n, err := strconv.Atoi(string(s)); err == nil {
+		return json.Marshal(n)
+	}
+	return json.Marshal(string(s))
+}
+
 type Leaderboard struct {
 	ID          uuid.UUID             `gorm:"type:uuid;primary_key;" json:"id"`
 	ServerID    uuid.UUID             `gorm:"uniqueIndex;not null;type:uuid" json:"serverId"`
@@ -12,38 +38,38 @@ type Leaderboard struct {
 	FLColor     string                `gorm:"default:'#8b5cf6'" json:"flColor"`
 	FLTextColor string                `gorm:"default:'#000000'" json:"flTextColor"`
 	Drivers     []LeaderboardDriver   `gorm:"foreignKey:LeaderboardID;constraint:OnDelete:CASCADE" json:"drivers"`
-	Races       []LeaderboardRace     `gorm:"foreignKey:LeaderboardID;constraint:OnDelete:CASCADE" json:"races"`
+	Races       []LeaderboardRace     `gorm:"foreignKey:LeaderboardID;constraint:OnDelete:CASCADE" json:"tracks"`
-	PointRows   []LeaderboardPointRow `gorm:"foreignKey:LeaderboardID;constraint:OnDelete:CASCADE" json:"pointRows"`
+	PointRows   []LeaderboardPointRow `gorm:"foreignKey:LeaderboardID;constraint:OnDelete:CASCADE" json:"pointsTable"`
 }
 
 type LeaderboardDriver struct {
 	ID            uuid.UUID `gorm:"type:uuid;primary_key;" json:"id"`
-	LeaderboardID uuid.UUID `gorm:"not null;type:uuid" json:"leaderboardId"`
+	LeaderboardID uuid.UUID `gorm:"not null;type:uuid" json:"-"`
 	Name          string    `gorm:"not null" json:"name"`
 	Initials      string    `json:"initials"`
 	Color         string    `json:"color"`
-	Position      int       `json:"position"`
+	Position      int       `json:"-"`
 }
 
 type LeaderboardRace struct {
 	ID                 uuid.UUID           `gorm:"type:uuid;primary_key;" json:"id"`
-	LeaderboardID      uuid.UUID           `gorm:"not null;type:uuid" json:"leaderboardId"`
+	LeaderboardID      uuid.UUID           `gorm:"not null;type:uuid" json:"-"`
 	Name               string              `gorm:"not null" json:"name"`
-	Position           int                 `json:"position"`
+	Position           int                 `json:"-"`
-	FastestLapInitials string              `json:"fastestLapInitials"`
+	FastestLapDriverID *uuid.UUID          `gorm:"type:uuid" json:"fastestLapDriverId"`
 	Results            []LeaderboardResult `gorm:"foreignKey:RaceID;constraint:OnDelete:CASCADE" json:"results"`
 }
 
 type LeaderboardResult struct {
-	ID       uuid.UUID `gorm:"type:uuid;primary_key;" json:"id"`
+	ID       uuid.UUID `gorm:"type:uuid;primary_key;" json:"-"`
-	RaceID   uuid.UUID `gorm:"not null;type:uuid" json:"raceId"`
+	RaceID   uuid.UUID `gorm:"not null;type:uuid" json:"-"`
 	DriverID uuid.UUID `gorm:"not null;type:uuid" json:"driverId"`
-	Score    string    `json:"score"`
+	Score    Score     `json:"score"`
 }
 
 type LeaderboardPointRow struct {
 	ID            uuid.UUID `gorm:"type:uuid;primary_key;" json:"id"`
-	LeaderboardID uuid.UUID `gorm:"not null;type:uuid" json:"leaderboardId"`
+	LeaderboardID uuid.UUID `gorm:"not null;type:uuid" json:"-"`
 	Label         string    `json:"label"`
 	Points        int       `json:"points"`
 	Color         string    `json:"color"`
@@ -51,42 +77,6 @@ type LeaderboardPointRow struct {
 	Priority      int       `json:"priority"`
 }
 
-// LeaderboardInput is the wire format matching the HTML's appData shape.
-type LeaderboardInput struct {
-	Drivers     []LeaderboardDriverInput   `json:"drivers"`
-	PointsTable []LeaderboardPointRowInput `json:"pointsTable"`
-	FLPoints    LeaderboardFLInput         `json:"flPoints"`
-	Tracks      []LeaderboardTrackInput    `json:"tracks"`
-}
-
-type LeaderboardDriverInput struct {
-	Name     string `json:"name"`
-	Color    string `json:"color"`
-	Initials string `json:"initials"`
-}
-
-type LeaderboardPointRowInput struct {
-	Points    int    `json:"points"`
-	Label     string `json:"label"`
-	Color     string `json:"color"`
-	TextColor string `json:"textColor"`
-	Priority  int    `json:"priority"`
-}
-
-type LeaderboardFLInput struct {
-	Points    int    `json:"points"`
-	Label     string `json:"label"`
-	Color     string `json:"color"`
-	TextColor string `json:"textColor"`
-	Priority  int    `json:"priority"`
-}
-
-type LeaderboardTrackInput struct {
-	Name               string        `json:"name"`
-	Results            []interface{} `json:"results"`
-	FastestLapInitials string        `json:"fastestLapInitials"`
-}
-
 func (l *Leaderboard) BeforeCreate(tx *gorm.DB) error {
 	if l.ID == uuid.Nil {
 		l.ID = uuid.New()

local/model/server.go

@@ -42,7 +42,10 @@ type Server struct {
 	Port         int               `gorm:"not null" json:"-"`
 	Path         string            `gorm:"not null" json:"path"`
 	ServiceName  string            `gorm:"not null" json:"serviceName"`
+	Platform     string            `gorm:"not null;default:'windows'" json:"platform"`
+	ContainerID  string            `gorm:"default:''" json:"-"`
 	State        *ServerState      `gorm:"-" json:"state"`
+	LastActivity *LastActivityInfo `gorm:"-" json:"lastActivity,omitempty"`
 	DateCreated  time.Time         `json:"dateCreated"`
 	FromSteamCMD bool              `gorm:"not null; default:true" json:"-"`
 }

local/platform/interfaces.go

@@ -0,0 +1,28 @@
+package platform
+
+import (
+	"acc-server-manager/local/model"
+	"context"
+
+	"github.com/google/uuid"
+)
+
+type ServerRuntime interface {
+	Create(ctx context.Context, server *model.Server) error
+	Delete(ctx context.Context, serverID uuid.UUID) error
+	Start(ctx context.Context, serverID uuid.UUID) (string, error)
+	Stop(ctx context.Context, serverID uuid.UUID) (string, error)
+	Restart(ctx context.Context, serverID uuid.UUID) (string, error)
+	Status(ctx context.Context, serverID uuid.UUID) (string, error)
+}
+
+type FirewallManager interface {
+	CreateServerRules(serverName string, tcpPorts, udpPorts []int) error
+	DeleteServerRules(serverName string, tcpPorts, udpPorts []int) error
+	UpdateServerRules(serverName string, tcpPorts, udpPorts []int) error
+}
+
+type LogStreamer interface {
+	Start(ctx context.Context, server *model.Server, handleLine func(string)) error
+	Stop(serverID uuid.UUID)
+}

local/repository/activity_log.go

@@ -0,0 +1,75 @@
+package repository
+
+import (
+	"acc-server-manager/local/model"
+	"context"
+	"time"
+
+	"github.com/google/uuid"
+	"gorm.io/gorm"
+)
+
+type ActivityLogRepository struct {
+	*BaseRepository[model.ActivityLog, model.ActivityLogFilter]
+}
+
+func NewActivityLogRepository(db *gorm.DB) *ActivityLogRepository {
+	return &ActivityLogRepository{
+		BaseRepository: NewBaseRepository[model.ActivityLog, model.ActivityLogFilter](db, model.ActivityLog{}),
+	}
+}
+
+func (r *ActivityLogRepository) Insert(ctx context.Context, entry *model.ActivityLog) error {
+	return r.BaseRepository.Insert(ctx, entry)
+}
+
+func (r *ActivityLogRepository) GetAll(ctx context.Context, filter *model.ActivityLogFilter) (*[]model.ActivityLog, error) {
+	return r.BaseRepository.GetAll(ctx, filter)
+}
+
+type lastActivityRow struct {
+	ServerID  string           `gorm:"column:server_id"`
+	CreatedAt time.Time        `gorm:"column:created_at"`
+	Username  string           `gorm:"column:username"`
+	Action    model.ActionType `gorm:"column:action"`
+}
+
+// GetLastActivityByServerIDs returns the most recent activity entry per server.
+// Uses a single GROUP BY query with MAX(created_at); SQLite selects the other
+// columns from the row that holds the max value — documented SQLite behaviour.
+func (r *ActivityLogRepository) GetLastActivityByServerIDs(ctx context.Context, serverIDs []uuid.UUID) (map[uuid.UUID]*model.LastActivityInfo, error) {
+	out := make(map[uuid.UUID]*model.LastActivityInfo)
+	if len(serverIDs) == 0 {
+		return out, nil
+	}
+
+	// Convert to string slice so the IN clause works with SQLite UUID strings.
+	ids := make([]string, len(serverIDs))
+	for i, id := range serverIDs {
+		ids[i] = id.String()
+	}
+
+	var rows []lastActivityRow
+	err := r.BaseRepository.db.WithContext(ctx).
+		Model(&model.ActivityLog{}).
+		Select("server_id, MAX(created_at) as created_at, username, action").
+		Where("server_id IN ?", ids).
+		Group("server_id").
+		Scan(&rows).Error
+	if err != nil {
+		return nil, err
+	}
+
+	for _, row := range rows {
+		serverUUID, err := uuid.Parse(row.ServerID)
+		if err != nil {
+			continue
+		}
+		out[serverUUID] = &model.LastActivityInfo{
+			UpdatedAt: row.CreatedAt,
+			Username:  row.Username,
+			Action:    row.Action,
+		}
+	}
+	return out, nil
+}

local/repository/leaderboard.go

@@ -92,7 +92,6 @@ func (r *LeaderboardRepository) FullReplace(ctx context.Context, serverID uuid.U
 		// Re-insert children with correct leaderboard ID
 		for i := range lb.Drivers {
 			lb.Drivers[i].LeaderboardID = existing.ID
-			lb.Drivers[i].ID = uuid.Nil // force new ID
 		}
 		if len(lb.Drivers) > 0 {
 			if err := tx.Create(&lb.Drivers).Error; err != nil {
@@ -112,7 +111,6 @@ func (r *LeaderboardRepository) FullReplace(ctx context.Context, serverID uuid.U
 
 		for i := range lb.Races {
 			lb.Races[i].LeaderboardID = existing.ID
-			lb.Races[i].ID = uuid.Nil
 		}
 		if len(lb.Races) > 0 {
 			// Create races first (without results) to get IDs

local/repository/repository.go

@@ -20,6 +20,7 @@ func InitializeRepositories(c *dig.Container) {
 	c.Provide(NewSteamCredentialsRepository)
 	c.Provide(NewMembershipRepository)
 	c.Provide(NewLeaderboardRepository)
+	c.Provide(NewActivityLogRepository)
 
 	if err := c.Provide(func() *model.Steam2FAManager {
 		manager := model.NewSteam2FAManager()

local/service/activity_log.go

@@ -0,0 +1,62 @@
+package service
+
+import (
+	"acc-server-manager/local/model"
+	"acc-server-manager/local/repository"
+	"acc-server-manager/local/utl/logging"
+	"context"
+	"encoding/json"
+	"fmt"
+)
+
+type ActivityLogService struct {
+	repo *repository.ActivityLogRepository
+}
+
+func NewActivityLogService(repo *repository.ActivityLogRepository) *ActivityLogService {
+	return &ActivityLogService{repo: repo}
+}
+
+// Log persists an activity log entry. Errors are logged but not returned so
+// callers can treat this as fire-and-forget.
+func (s *ActivityLogService) Log(ctx context.Context, entry *model.ActivityLog) error {
+	if err := s.repo.Insert(ctx, entry); err != nil {
+		logging.Error("Failed to insert activity log: %v", err)
+		return err
+	}
+	return nil
+}
+
+func (s *ActivityLogService) GetAll(ctx context.Context, filter *model.ActivityLogFilter) (*[]model.ActivityLog, error) {
+	return s.repo.GetAll(ctx, filter)
+}
+
+// BuildConfigDetails produces a JSON string summarising which top-level keys
+// changed between oldJSON and newJSON.
+func BuildConfigDetails(file string, oldJSON, newJSON []byte) string {
+	var oldMap, newMap map[string]interface{}
+
+	if err := json.Unmarshal(oldJSON, &oldMap); err != nil {
+		oldMap = map[string]interface{}{}
+	}
+	if err := json.Unmarshal(newJSON, &newMap); err != nil {
+		newMap = map[string]interface{}{}
+	}
+
+	var changedKeys []string
+	for key, newVal := range newMap {
+		oldVal, exists := oldMap[key]
+		if !exists {
+			changedKeys = append(changedKeys, key)
+			continue
+		}
+		oldBytes, _ := json.Marshal(oldVal)
+		newBytes, _ := json.Marshal(newVal)
+		if string(oldBytes) != string(newBytes) {
+			changedKeys = append(changedKeys, key)
+		}
+	}
+
+	keysJSON, _ := json.Marshal(changedKeys)
+	return fmt.Sprintf(`{"file":%q,"changed_keys":%s}`, file, string(keysJSON))
+}

local/service/config.go

@@ -68,14 +68,16 @@ type ConfigService struct {
 	repository       *repository.ConfigRepository
 	serverRepository *repository.ServerRepository
 	serverService    *ServerService
+	activityLog      *ActivityLogService
 	configCache      *model.ServerConfigCache
 }
 
-func NewConfigService(repository *repository.ConfigRepository, serverRepository *repository.ServerRepository) *ConfigService {
+func NewConfigService(repository *repository.ConfigRepository, serverRepository *repository.ServerRepository, activityLog *ActivityLogService) *ConfigService {
 	logging.Debug("Initializing ConfigService with 5m expiration and 1s throttle")
 	return &ConfigService{
 		repository:       repository,
 		serverRepository: serverRepository,
+		activityLog:      activityLog,
 		configCache: model.NewServerConfigCache(model.CacheConfig{
 			ExpirationTime: 5 * time.Minute,
 			ThrottleTime:   1 * time.Second,
@@ -91,12 +93,93 @@ func (as *ConfigService) SetServerService(serverService *ServerService) {
 //	   		context.Context: Application context
 //		Returns:
 //			string: Application version
+func (as *ConfigService) UpdateAllConfigs(ctx *fiber.Ctx, req *model.ConfigurationsUpdateRequest) ([]*model.Config, error) {
+	serverID := ctx.Locals("serverId").(string)
+	override := ctx.QueryBool("override", false)
+
+	serverUUID, err := uuid.Parse(serverID)
+	if err != nil {
+		logging.Error("Invalid server ID format: %v", err)
+		return nil, fmt.Errorf("invalid server ID format")
+	}
+
+	server, err := as.serverRepository.GetByID(ctx.UserContext(), serverUUID)
+	if err != nil {
+		logging.Error("Server not found")
+		return nil, fmt.Errorf("server not found")
+	}
+
+	type configEntry struct {
+		fileName string
+		body     *map[string]interface{}
+	}
+
+	entries := []configEntry{
+		{ConfigurationJson, req.Configuration},
+		{AssistRulesJson, req.AssistRules},
+		{EventJson, req.Event},
+		{EventRulesJson, req.EventRules},
+		{SettingsJson, req.Settings},
+	}
+
+	actorID, _ := ctx.Locals("userID").(string)
+	actorUsername, _ := ctx.Locals("actorUsername").(string)
+	if actorUsername == "" {
+		actorUsername = "system"
+	}
+
+	var results []*model.Config
+	for _, entry := range entries {
+		if entry.body == nil {
+			continue
+		}
+		oldDataUTF8, newData, err := as.updateConfigFiles(ctx.UserContext(), server, entry.fileName, entry.body, override)
+		if err != nil {
+			return nil, err
+		}
+		result := as.repository.UpdateConfig(ctx.UserContext(), &model.Config{
+			ServerID:   serverUUID,
+			ConfigFile: entry.fileName,
+			OldConfig:  string(oldDataUTF8),
+			NewConfig:  string(newData),
+			ChangedAt:  time.Now(),
+		})
+		results = append(results, result)
+
+		if as.activityLog != nil {
+			details := BuildConfigDetails(entry.fileName, oldDataUTF8, newData)
+			go func(details string) {
+				_ = as.activityLog.Log(context.Background(), &model.ActivityLog{
+					ServerID: serverUUID,
+					UserID:   actorID,
+					Username: actorUsername,
+					Action:   model.ActionConfigUpdate,
+					Details:  details,
+				})
+			}(details)
+		}
+	}
+
+	if len(results) > 0 {
+		as.configCache.InvalidateServerCache(serverID)
+		as.serverService.StartAccServerRuntime(server)
+	}
+
+	return results, nil
+}
+
 func (as *ConfigService) UpdateConfig(ctx *fiber.Ctx, body *map[string]interface{}) (*model.Config, error) {
 	serverID := ctx.Locals("serverId").(string)
 	configFile := ctx.Params("file")
 	override := ctx.QueryBool("override", false)
 
-	return as.updateConfigInternal(ctx.UserContext(), serverID, configFile, body, override)
+	actorID, _ := ctx.Locals("userID").(string)
+	actorUsername, _ := ctx.Locals("actorUsername").(string)
+	if actorUsername == "" {
+		actorUsername = "system"
+	}
+
+	return as.updateConfigInternal(ctx.UserContext(), serverID, configFile, body, override, actorID, actorUsername)
 }
 
 func (as *ConfigService) updateConfigFiles(ctx context.Context, server *model.Server, configFile string, body *map[string]interface{}, override bool) ([]byte, []byte, error) {
@@ -155,7 +238,7 @@ func (as *ConfigService) updateConfigFiles(ctx context.Context, server *model.Se
 	return oldDataUTF8, newData, nil
 }
 
-func (as *ConfigService) updateConfigInternal(ctx context.Context, serverID string, configFile string, body *map[string]interface{}, override bool) (*model.Config, error) {
+func (as *ConfigService) updateConfigInternal(ctx context.Context, serverID string, configFile string, body *map[string]interface{}, override bool, actorID, actorUsername string) (*model.Config, error) {
 	serverUUID, err := uuid.Parse(serverID)
 	if err != nil {
 		logging.Error("Invalid server ID format: %v", err)
@@ -174,8 +257,21 @@ func (as *ConfigService) updateConfigInternal(ctx context.Context, serverID stri
 	}
 
 	as.configCache.InvalidateServerCache(serverID)
-
 	as.serverService.StartAccServerRuntime(server)
+
+	if as.activityLog != nil {
+		details := BuildConfigDetails(configFile, oldDataUTF8, newData)
+		go func() {
+			_ = as.activityLog.Log(context.Background(), &model.ActivityLog{
+				ServerID: serverUUID,
+				UserID:   actorID,
+				Username: actorUsername,
+				Action:   model.ActionConfigUpdate,
+				Details:  details,
+			})
+		}()
+	}
+
 	return as.repository.UpdateConfig(ctx, &model.Config{
 		ServerID:   serverUUID,
 		ConfigFile: configFile,
@@ -420,6 +516,14 @@ func (as *ConfigService) GetConfiguration(server *model.Server) (*model.Configur
 	return &config, nil
 }
 
+func (as *ConfigService) SetIgnorePrematureDisconnects(server *model.Server, value int) error {
+	configMap := map[string]interface{}{
+		"ignorePrematureDisconnects": value,
+	}
+	_, _, err := as.updateConfigFiles(context.Background(), server, SettingsJson, &configMap, false)
+	return err
+}
+
 func (as *ConfigService) SaveConfiguration(server *model.Server, config *model.Configuration) error {
 	configMap := make(map[string]interface{})
 	configBytes, err := json.Marshal(config)

local/service/docker_log_streamer.go

@@ -0,0 +1,74 @@
+package service
+
+import (
+	"acc-server-manager/local/model"
+	"acc-server-manager/local/utl/logging"
+	"bufio"
+	"context"
+	"io"
+	"sync"
+
+	"github.com/docker/docker/api/types"
+	dockerclient "github.com/docker/docker/client"
+	"github.com/docker/docker/pkg/stdcopy"
+	"github.com/google/uuid"
+)
+
+type DockerLogStreamer struct {
+	client  *dockerclient.Client
+	cancels sync.Map // uuid.UUID → context.CancelFunc
+}
+
+func NewDockerLogStreamer(client *dockerclient.Client) *DockerLogStreamer {
+	return &DockerLogStreamer{client: client}
+}
+
+func (s *DockerLogStreamer) Start(ctx context.Context, server *model.Server, handleLine func(string)) error {
+	if _, exists := s.cancels.Load(server.ID); exists {
+		return nil
+	}
+	if server.ContainerID == "" {
+		logging.Warn("DockerLogStreamer.Start: no container ID for server %s, skipping", server.ID)
+		return nil
+	}
+
+	streamCtx, cancel := context.WithCancel(ctx)
+	s.cancels.Store(server.ID, cancel)
+
+	go func() {
+		defer s.cancels.Delete(server.ID)
+
+		rc, err := s.client.ContainerLogs(streamCtx, server.ContainerID, types.ContainerLogsOptions{
+			ShowStdout: true,
+			ShowStderr: true,
+			Follow:     true,
+			Timestamps: false,
+		})
+		if err != nil {
+			logging.Error("DockerLogStreamer: failed to attach to container %s: %v", server.ContainerID[:12], err)
+			return
+		}
+		defer rc.Close()
+
+		pr, pw := io.Pipe()
+		go func() {
+			defer pw.Close()
+			if _, err := stdcopy.StdCopy(pw, pw, rc); err != nil && err != io.EOF {
+				logging.Warn("DockerLogStreamer: stdcopy error for %s: %v", server.ServiceName, err)
+			}
+		}()
+
+		scanner := bufio.NewScanner(pr)
+		for scanner.Scan() {
+			handleLine(scanner.Text())
+		}
+	}()
+
+	return nil
+}
+
+func (s *DockerLogStreamer) Stop(serverID uuid.UUID) {
+	if v, ok := s.cancels.LoadAndDelete(serverID); ok {
+		v.(context.CancelFunc)()
+	}
+}

local/service/docker_runtime.go

@@ -0,0 +1,238 @@
+package service
+
+import (
+	"acc-server-manager/local/model"
+	"acc-server-manager/local/repository"
+	"acc-server-manager/local/utl/env"
+	"acc-server-manager/local/utl/logging"
+	"context"
+	"fmt"
+	"path/filepath"
+	"strconv"
+	"strings"
+
+	"github.com/docker/docker/api/types"
+	"github.com/docker/docker/api/types/container"
+	"github.com/docker/docker/api/types/filters"
+	dockerclient "github.com/docker/docker/client"
+	"github.com/docker/go-connections/nat"
+	"github.com/google/uuid"
+)
+
+type DockerRuntime struct {
+	client *dockerclient.Client
+	repo   *repository.ServerRepository
+}
+
+func NewDockerRuntime(client *dockerclient.Client, repo *repository.ServerRepository) *DockerRuntime {
+	return &DockerRuntime{
+		client: client,
+		repo:   repo,
+	}
+}
+
+func (r *DockerRuntime) Create(ctx context.Context, server *model.Server) error {
+	image := env.GetACCImage()
+	// ACC uses the same port number for both TCP (client connections) and UDP (car positions/ping).
+	portStr := strconv.Itoa(server.Port)
+
+	natTCP, err := nat.NewPort("tcp", portStr)
+	if err != nil {
+		return fmt.Errorf("invalid port %d: %v", server.Port, err)
+	}
+	natUDP, err := nat.NewPort("udp", portStr)
+	if err != nil {
+		return fmt.Errorf("invalid port %d: %v", server.Port, err)
+	}
+
+	portBindings := nat.PortMap{
+		natTCP: []nat.PortBinding{{HostPort: portStr}},
+		natUDP: []nat.PortBinding{{HostPort: portStr}},
+	}
+	exposedPorts := nat.PortSet{
+		natTCP: struct{}{},
+		natUDP: struct{}{},
+	}
+
+	containerBase := env.GetACCServersPath()
+	hostBase := env.GetACCServersHostPath()
+	serverSubPath := strings.TrimPrefix(server.GetServerPath(), containerBase)
+	hostServerPath := filepath.Join(hostBase, serverSubPath)
+
+	binds := []string{
+		fmt.Sprintf("%s:/acc/game:rw", hostServerPath),
+	}
+
+	resp, err := r.client.ContainerCreate(ctx, &container.Config{
+		Image:        image,
+		ExposedPorts: exposedPorts,
+		Env: []string{
+			fmt.Sprintf("SERVER_PORT=%d", server.Port),
+		},
+	}, &container.HostConfig{
+		Binds:         binds,
+		PortBindings:  portBindings,
+		RestartPolicy: container.RestartPolicy{Name: "unless-stopped"},
+		// NET_RAW is required for tcpdump packet capture in debug mode (DEBUG_MODE=1).
+		CapAdd: []string{"NET_RAW"},
+	}, nil, nil, server.ServiceName)
+	if err != nil {
+		return fmt.Errorf("failed to create container %s: %v", server.ServiceName, err)
+	}
+
+	server.ContainerID = resp.ID
+	logging.Info("Created Docker container %s (ID: %s) for server %s", server.ServiceName, resp.ID[:12], server.ID)
+	return nil
+}
+
+func (r *DockerRuntime) Delete(ctx context.Context, serverID uuid.UUID) error {
+	containerID, err := r.resolveContainerID(ctx, serverID)
+	if err != nil {
+		return err
+	}
+	if containerID == "" {
+		return nil
+	}
+
+	err = r.client.ContainerRemove(ctx, containerID, types.ContainerRemoveOptions{
+		Force:         true,
+		RemoveVolumes: false,
+	})
+	if err != nil {
+		return fmt.Errorf("failed to remove container %s: %v", containerID[:12], err)
+	}
+	logging.Info("Removed Docker container %s for server %s", containerID[:12], serverID)
+	return nil
+}
+
+func (r *DockerRuntime) Start(ctx context.Context, serverID uuid.UUID) (string, error) {
+	server, err := r.repo.GetByID(ctx, serverID)
+	if err != nil {
+		return "", fmt.Errorf("failed to look up server %s: %v", serverID, err)
+	}
+	if server == nil {
+		return "", fmt.Errorf("server %s not found", serverID)
+	}
+
+	containerID, err := r.ensureContainer(ctx, server)
+	if err != nil {
+		return "", err
+	}
+
+	if err := r.client.ContainerStart(ctx, containerID, types.ContainerStartOptions{}); err != nil {
+		return "", fmt.Errorf("failed to start container: %v", err)
+	}
+	return model.StatusRunning.String(), nil
+}
+
+func (r *DockerRuntime) Stop(ctx context.Context, serverID uuid.UUID) (string, error) {
+	containerID, err := r.resolveContainerID(ctx, serverID)
+	if err != nil {
+		return "", err
+	}
+	if err := r.client.ContainerStop(ctx, containerID, container.StopOptions{}); err != nil {
+		return "", fmt.Errorf("failed to stop container: %v", err)
+	}
+	return model.StatusStopped.String(), nil
+}
+
+func (r *DockerRuntime) Restart(ctx context.Context, serverID uuid.UUID) (string, error) {
+	server, err := r.repo.GetByID(ctx, serverID)
+	if err != nil {
+		return "", fmt.Errorf("failed to look up server %s: %v", serverID, err)
+	}
+	if server == nil {
+		return "", fmt.Errorf("server %s not found", serverID)
+	}
+
+	containerID, err := r.ensureContainer(ctx, server)
+	if err != nil {
+		return "", err
+	}
+
+	if err := r.client.ContainerRestart(ctx, containerID, container.StopOptions{}); err != nil {
+		return "", fmt.Errorf("failed to restart container: %v", err)
+	}
+	return model.StatusRunning.String(), nil
+}
+
+// ensureContainer returns the container ID for a server, recreating the container
+// from the server's current DB record if it no longer exists in Docker.
+func (r *DockerRuntime) ensureContainer(ctx context.Context, server *model.Server) (string, error) {
+	if server.ContainerID != "" {
+		if _, err := r.client.ContainerInspect(ctx, server.ContainerID); err == nil {
+			return server.ContainerID, nil
+		}
+		logging.Info("Container %s for server %s no longer exists, recreating", server.ContainerID[:min(12, len(server.ContainerID))], server.ID)
+	}
+
+	if err := r.Create(ctx, server); err != nil {
+		return "", fmt.Errorf("failed to recreate container: %v", err)
+	}
+	if err := r.repo.Update(ctx, server); err != nil {
+		return "", fmt.Errorf("container recreated but failed to persist container ID: %v", err)
+	}
+	return server.ContainerID, nil
+}
+
+func (r *DockerRuntime) Status(ctx context.Context, serverID uuid.UUID) (string, error) {
+	server, err := r.repo.GetByID(ctx, serverID)
+	if err != nil || server == nil {
+		return model.StatusUnknown.String(), err
+	}
+
+	containerID := server.ContainerID
+	if containerID == "" {
+		containerID, err = r.findContainerByName(ctx, server.ServiceName)
+		if err != nil || containerID == "" {
+			return model.StatusStopped.String(), nil
+		}
+	}
+
+	info, err := r.client.ContainerInspect(ctx, containerID)
+	if err != nil {
+		return model.StatusUnknown.String(), nil
+	}
+
+	return dockerStateToStatus(info.State.Status), nil
+}
+
+func (r *DockerRuntime) resolveContainerID(ctx context.Context, serverID uuid.UUID) (string, error) {
+	server, err := r.repo.GetByID(ctx, serverID)
+	if err != nil {
+		return "", fmt.Errorf("failed to look up server %s: %v", serverID, err)
+	}
+	if server == nil {
+		return "", fmt.Errorf("server %s not found", serverID)
+	}
+	return server.ContainerID, nil
+}
+
+func (r *DockerRuntime) findContainerByName(ctx context.Context, name string) (string, error) {
+	containers, err := r.client.ContainerList(ctx, types.ContainerListOptions{
+		All:     true,
+		Filters: filters.NewArgs(filters.Arg("name", "/"+name)),
+	})
+	if err != nil {
+		return "", err
+	}
+	if len(containers) == 0 {
+		return "", nil
+	}
+	return containers[0].ID, nil
+}
+
+func dockerStateToStatus(state string) string {
+	switch state {
+	case "running":
+		return model.StatusRunning.String()
+	case "exited", "dead":
+		return model.StatusStopped.String()
+	case "restarting":
+		return model.StatusRestarting.String()
+	case "paused":
+		return model.StatusStopped.String()
+	default:
+		return model.StatusUnknown.String()
+	}
+}

local/service/file_log_streamer.go

@@ -0,0 +1,38 @@
+package service
+
+import (
+	"acc-server-manager/local/model"
+	"acc-server-manager/local/utl/tracking"
+	"context"
+	"path/filepath"
+	"sync"
+
+	"github.com/google/uuid"
+)
+
+type FileLogStreamer struct {
+	tailers sync.Map // uuid.UUID → *tracking.LogTailer
+}
+
+func NewFileLogStreamer() *FileLogStreamer {
+	return &FileLogStreamer{}
+}
+
+func (s *FileLogStreamer) Start(_ context.Context, server *model.Server, handleLine func(string)) error {
+	if _, exists := s.tailers.Load(server.ID); exists {
+		return nil
+	}
+
+	logPath := filepath.Join(server.GetLogPath(), "server.log")
+	tailer := tracking.NewLogTailer(logPath, handleLine)
+	s.tailers.Store(server.ID, tailer)
+
+	go tailer.Start()
+	return nil
+}
+
+func (s *FileLogStreamer) Stop(serverID uuid.UUID) {
+	if v, exists := s.tailers.LoadAndDelete(serverID); exists {
+		v.(*tracking.LogTailer).Stop()
+	}
+}

local/service/leaderboard.go

@@ -3,6 +3,7 @@ package service
 import (
 	"acc-server-manager/local/model"
 	"acc-server-manager/local/repository"
+	"acc-server-manager/local/utl/logging"
 	"context"
 	"fmt"
 
@@ -11,195 +12,48 @@ import (
 
 type LeaderboardService struct {
 	repo        *repository.LeaderboardRepository
+	activityLog *ActivityLogService
 }
 
-func NewLeaderboardService(repo *repository.LeaderboardRepository) *LeaderboardService {
+func NewLeaderboardService(repo *repository.LeaderboardRepository, activityLog *ActivityLogService) *LeaderboardService {
-	return &LeaderboardService{repo: repo}
+	return &LeaderboardService{repo: repo, activityLog: activityLog}
 }
 
-// Get returns the leaderboard for a server in the wire format (LeaderboardInput).
+// Get returns the leaderboard for a server.
-func (s *LeaderboardService) Get(ctx context.Context, serverID uuid.UUID) (*model.LeaderboardInput, error) {
+func (s *LeaderboardService) Get(ctx context.Context, serverID uuid.UUID) (*model.Leaderboard, error) {
-	lb, err := s.repo.GetOrCreateByServerID(ctx, serverID)
+	return s.repo.GetOrCreateByServerID(ctx, serverID)
-	if err != nil {
-		return nil, err
-	}
-	return toInput(lb), nil
 }
 
-// Update replaces the leaderboard for a server from wire format input.
+// Update replaces the leaderboard for a server.
-func (s *LeaderboardService) Update(ctx context.Context, serverID uuid.UUID, input *model.LeaderboardInput) (*model.LeaderboardInput, error) {
+func (s *LeaderboardService) Update(ctx context.Context, serverID uuid.UUID, lb *model.Leaderboard, actorID, actorUsername string) (*model.Leaderboard, error) {
-	lb, err := fromInput(serverID, input)
+	if lb == nil {
-	if err != nil {
+		return nil, fmt.Errorf("input is required")
-		return nil, err
+	}
+	for i := range lb.Drivers {
+		lb.Drivers[i].Position = i
+	}
+	for i := range lb.Races {
+		lb.Races[i].Position = i
 	}
 	result, err := s.repo.FullReplace(ctx, serverID, lb)
 	if err != nil {
 		return nil, err
 	}
-	return toInput(result), nil
-}
 
-// toInput converts the normalized DB model to the flat wire format.
-func toInput(lb *model.Leaderboard) *model.LeaderboardInput {
-	// Build driver map (id -> index in slice) for result ordering
-	driverIndexByID := make(map[uuid.UUID]int, len(lb.Drivers))
-
-	// Sort drivers by position
-	drivers := make([]model.LeaderboardDriverInput, len(lb.Drivers))
-	for i, d := range lb.Drivers {
-		drivers[i] = model.LeaderboardDriverInput{
-			Name:     d.Name,
-			Color:    d.Color,
-			Initials: d.Initials,
-		}
-		driverIndexByID[d.ID] = d.Position
-	}
-	// Re-index by position order
-	driverByPos := make(map[int]model.LeaderboardDriver, len(lb.Drivers))
-	for _, d := range lb.Drivers {
-		driverByPos[d.Position] = d
-	}
 	driverCount := len(lb.Drivers)
-	orderedDrivers := make([]model.LeaderboardDriver, driverCount)
+	raceCount := len(lb.Races)
-	for i := 0; i < driverCount; i++ {
+	details := fmt.Sprintf(`{"driver_count":%d,"race_count":%d}`, driverCount, raceCount)
-		if d, ok := driverByPos[i]; ok {
+	go func() {
-			orderedDrivers[i] = d
+		if logErr := s.activityLog.Log(context.Background(), &model.ActivityLog{
-			drivers[i] = model.LeaderboardDriverInput{
-				Name:     d.Name,
-				Color:    d.Color,
-				Initials: d.Initials,
-			}
-			driverIndexByID[d.ID] = i
-		}
-	}
-
-	// Build tracks
-	raceByPos := make(map[int]model.LeaderboardRace, len(lb.Races))
-	for _, r := range lb.Races {
-		raceByPos[r.Position] = r
-	}
-	tracks := make([]model.LeaderboardTrackInput, len(lb.Races))
-	for i := 0; i < len(lb.Races); i++ {
-		race, ok := raceByPos[i]
-		if !ok {
-			continue
-		}
-		results := make([]interface{}, driverCount)
-		for j := range results {
-			results[j] = "0"
-		}
-		for _, res := range race.Results {
-			idx, found := driverIndexByID[res.DriverID]
-			if found && idx < driverCount {
-				results[idx] = res.Score
-			}
-		}
-		tracks[i] = model.LeaderboardTrackInput{
-			Name:               race.Name,
-			Results:            results,
-			FastestLapInitials: race.FastestLapInitials,
-		}
-	}
-
-	// Build points table
-	pointsTable := make([]model.LeaderboardPointRowInput, len(lb.PointRows))
-	for i, p := range lb.PointRows {
-		pointsTable[i] = model.LeaderboardPointRowInput{
-			Points:    p.Points,
-			Label:     p.Label,
-			Color:     p.Color,
-			TextColor: p.TextColor,
-			Priority:  p.Priority,
-		}
-	}
-
-	flColor := lb.FLColor
-	if flColor == "" {
-		flColor = "#8b5cf6"
-	}
-	flTextColor := lb.FLTextColor
-	if flTextColor == "" {
-		flTextColor = "#000000"
-	}
-
-	return &model.LeaderboardInput{
-		Drivers:     drivers,
-		PointsTable: pointsTable,
-		FLPoints: model.LeaderboardFLInput{
-			Points:    lb.FLPoints,
-			Label:     "FL +1",
-			Color:     flColor,
-			TextColor: flTextColor,
-			Priority:  len(pointsTable) + 1,
-		},
-		Tracks: tracks,
-	}
-}
-
-// fromInput converts the wire format to the normalized DB model.
-func fromInput(serverID uuid.UUID, input *model.LeaderboardInput) (*model.Leaderboard, error) {
-	if input == nil {
-		return nil, fmt.Errorf("input is required")
-	}
-
-	lb := &model.Leaderboard{
 			ServerID: serverID,
-		FLPoints:    input.FLPoints.Points,
+			UserID:   actorID,
-		FLColor:     input.FLPoints.Color,
+			Username: actorUsername,
-		FLTextColor: input.FLPoints.TextColor,
+			Action:   model.ActionLeaderboardUpdate,
+			Details:  details,
+		}); logErr != nil {
+			logging.Error("Failed to log leaderboard update: %v", logErr)
 		}
+	}()
 
-	// Build drivers
+	return result, nil
-	drivers := make([]model.LeaderboardDriver, len(input.Drivers))
-	driverIDs := make([]uuid.UUID, len(input.Drivers))
-	for i, d := range input.Drivers {
-		id := uuid.New()
-		driverIDs[i] = id
-		drivers[i] = model.LeaderboardDriver{
-			ID:       id,
-			Name:     d.Name,
-			Initials: d.Initials,
-			Color:    d.Color,
-			Position: i,
-		}
-	}
-	lb.Drivers = drivers
-
-	// Build point rows
-	pointRows := make([]model.LeaderboardPointRow, len(input.PointsTable))
-	for i, p := range input.PointsTable {
-		pointRows[i] = model.LeaderboardPointRow{
-			Label:     p.Label,
-			Points:    p.Points,
-			Color:     p.Color,
-			TextColor: p.TextColor,
-			Priority:  p.Priority,
-		}
-	}
-	lb.PointRows = pointRows
-
-	// Build races
-	races := make([]model.LeaderboardRace, len(input.Tracks))
-	for i, t := range input.Tracks {
-		results := make([]model.LeaderboardResult, 0, len(t.Results))
-		for j, score := range t.Results {
-			if j >= len(driverIDs) {
-				break
-			}
-			scoreStr := fmt.Sprintf("%v", score)
-			results = append(results, model.LeaderboardResult{
-				DriverID: driverIDs[j],
-				Score:    scoreStr,
-			})
-		}
-		races[i] = model.LeaderboardRace{
-			Name:               t.Name,
-			Position:           i,
-			FastestLapInitials: t.FastestLapInitials,
-			Results:            results,
-		}
-	}
-	lb.Races = races
-
-	return lb, nil
 }

local/service/noop_firewall.go

@@ -0,0 +1,7 @@
+package service
+
+type NoOpFirewall struct{}
+
+func (f *NoOpFirewall) CreateServerRules(_ string, _, _ []int) error { return nil }
+func (f *NoOpFirewall) DeleteServerRules(_ string, _, _ []int) error { return nil }
+func (f *NoOpFirewall) UpdateServerRules(_ string, _, _ []int) error { return nil }

local/service/server.go

@@ -2,9 +2,11 @@ package service
 
 import (
 	"acc-server-manager/local/model"
+	"acc-server-manager/local/platform"
 	"acc-server-manager/local/repository"
 	"acc-server-manager/local/utl/env"
 	"acc-server-manager/local/utl/logging"
+	"acc-server-manager/local/utl/network"
 	"acc-server-manager/local/utl/tracking"
 	"context"
 	"fmt"
@@ -12,8 +14,6 @@ import (
 	"sync"
 	"time"
 
-	"acc-server-manager/local/utl/network"
-
 	"github.com/gofiber/fiber/v2"
 	"github.com/google/uuid"
 )
@@ -26,17 +26,19 @@ const (
 type ServerService struct {
 	repository       *repository.ServerRepository
 	stateHistoryRepo *repository.StateHistoryRepository
+	activityLogRepo  *repository.ActivityLogRepository
 	apiService       *ServiceControlService
 	configService    *ConfigService
 	steamService     *SteamService
-	windowsService   *WindowsService
+	runtime          platform.ServerRuntime
-	firewallService  *FirewallService
+	firewall         platform.FirewallManager
+	logStreamer       platform.LogStreamer
+	portPool         *network.PortPoolManager
 	webSocketService *WebSocketService
-	instances        sync.Map // Track instances per server
+	instances        sync.Map // uuid.UUID → *tracking.AccServerInstance
-	lastInsertTimes  sync.Map // Track last insert time per server
+	lastInsertTimes  sync.Map // uuid.UUID → time.Time
-	debouncers       sync.Map // Track debounce timers per server
+	debouncers       sync.Map // uuid.UUID → *pendingState
-	logTailers       sync.Map // Track log tailers per server
+	sessionIDs       sync.Map // uuid.UUID → uuid.UUID
-	sessionIDs       sync.Map // Track current session ID per server
 }
 
 type pendingState struct {
@@ -45,37 +47,37 @@ type pendingState struct {
 }
 
 func (s *ServerService) ensureLogTailing(server *model.Server, instance *tracking.AccServerInstance) {
-	if _, exists := s.logTailers.Load(server.ID); exists {
-		return
-	}
-
 	go func() {
-		logPath := filepath.Join(server.GetLogPath(), "server.log")
+		if err := s.logStreamer.Start(context.Background(), server, instance.HandleLogLine); err != nil {
-		tailer := tracking.NewLogTailer(logPath, instance.HandleLogLine)
+			logging.Error("Failed to start log streaming for server %s: %v", server.ID, err)
-		s.logTailers.Store(server.ID, tailer)
+		}
-
-		tailer.Start()
 	}()
 }
 
 func NewServerService(
 	repository *repository.ServerRepository,
 	stateHistoryRepo *repository.StateHistoryRepository,
+	activityLogRepo *repository.ActivityLogRepository,
 	apiService *ServiceControlService,
 	configService *ConfigService,
 	steamService *SteamService,
-	windowsService *WindowsService,
+	runtime platform.ServerRuntime,
-	firewallService *FirewallService,
+	firewall platform.FirewallManager,
+	logStreamer platform.LogStreamer,
+	portPool *network.PortPoolManager,
 	webSocketService *WebSocketService,
 ) *ServerService {
 	service := &ServerService{
 		repository:       repository,
 		stateHistoryRepo: stateHistoryRepo,
+		activityLogRepo:  activityLogRepo,
 		apiService:       apiService,
 		configService:    configService,
 		steamService:     steamService,
-		windowsService:   windowsService,
+		runtime:          runtime,
-		firewallService:  firewallService,
+		firewall:         firewall,
+		logStreamer:      logStreamer,
+		portPool:         portPool,
 		webSocketService: webSocketService,
 	}
 
@@ -195,10 +197,20 @@ func (s *ServerService) updateSessionDuration(server *model.Server, sessionType
 }
 
 func (s *ServerService) GenerateServerPath(server *model.Server) {
+	server.GenerateUUID()
+	if server.ServiceName == "" {
+		server.ServiceName = server.GenerateServiceName()
+	}
+
+	if env.IsDockerPlatform() {
+		server.Path = filepath.Join(env.GetACCServersPath(), server.ServiceName)
+		server.FromSteamCMD = true
+	} else {
 		steamCMDPath := env.GetSteamCMDDirPath()
 		server.Path = server.GenerateServerPath(steamCMDPath)
 		server.FromSteamCMD = true
 	}
+}
 
 func (s *ServerService) handleStateChange(server *model.Server, state *model.ServerState) {
 	s.updateSessionDuration(server, state.Session)
@@ -250,9 +262,6 @@ func (s *ServerService) StartAccServerRuntime(server *model.Server) {
 	s.ensureLogTailing(server, instance)
 }
 
-//	   		context.Context: Application context
-//		Returns:
-//			string: Application version
 func (s *ServerService) GetAll(ctx *fiber.Ctx, filter *model.ServerFilter) (*[]model.Server, error) {
 	servers, err := s.repository.GetAll(ctx.UserContext(), filter)
 	if err != nil {
@@ -260,6 +269,16 @@ func (s *ServerService) GetAll(ctx *fiber.Ctx, filter *model.ServerFilter) (*[]m
 		return nil, err
 	}
 
+	// Collect server IDs for a single last-activity lookup.
+	serverIDs := make([]uuid.UUID, len(*servers))
+	for i, srv := range *servers {
+		serverIDs[i] = srv.ID
+	}
+	lastActivities, laErr := s.activityLogRepo.GetLastActivityByServerIDs(ctx.UserContext(), serverIDs)
+	if laErr != nil {
+		logging.Error("Failed to get last activities for server list: %v", laErr)
+	}
+
 	for i := range *servers {
 		server := &(*servers)[i]
 		status, err := s.apiService.GetCachedStatus(server.ServiceName)
@@ -276,14 +295,16 @@ func (s *ServerService) GetAll(ctx *fiber.Ctx, filter *model.ServerFilter) (*[]m
 				server.State = serverInstance.State
 			}
 		}
+		if lastActivities != nil {
+			if info, ok := lastActivities[server.ID]; ok {
+				server.LastActivity = info
+			}
+		}
 	}
 
 	return servers, nil
 }
 
-//	   		context.Context: Application context
-//		Returns:
-//			string: Application version
 func (as *ServerService) GetById(ctx *fiber.Ctx, serverID uuid.UUID) (*model.Server, error) {
 	server, err := as.repository.GetByID(ctx.UserContext(), serverID)
 	if err != nil {
@@ -291,7 +312,7 @@ func (as *ServerService) GetById(ctx *fiber.Ctx, serverID uuid.UUID) (*model.Ser
 	}
 	status, err := as.apiService.GetCachedStatus(server.ServiceName)
 	if err != nil {
-		logging.Error(err.Error())
+		logging.Error("Failed to get cached status: %v", err)
 	}
 	server.Status = model.ParseServiceStatus(status)
 	instance, ok := as.instances.Load(server.ID)
@@ -377,12 +398,24 @@ func (s *ServerService) createServerBackground(ctx context.Context, server *mode
 			important:   true,
 			description: "",
 			callback: func() (string, error) {
+				var port int
+				var err error
+
+				if env.IsDockerPlatform() {
+					port, err = s.portPool.Acquire(ctx)
+					if err != nil {
+						return "", fmt.Errorf("failed to acquire port from pool: %v", err)
+					}
+				} else {
 					ports, err := network.FindAvailablePortRange(DefaultStartPort, RequiredPortCount)
 					if err != nil {
 						return "", fmt.Errorf("failed to find available ports: %v", err)
 					}
+					port = ports[0]
+				}
 
-				serverPort = ports[0]
+				serverPort = port
+				server.Port = port
 
 				if err := s.updateServerPort(server, serverPort); err != nil {
 					return "", fmt.Errorf("failed to update server configuration: %v", err)
@@ -396,12 +429,11 @@ func (s *ServerService) createServerBackground(ctx context.Context, server *mode
 			important:   true,
 			description: "",
 			callback: func() (string, error) {
-				execPath := filepath.Join(server.GetServerPath(), "accServer.exe")
+				server.Platform = env.GetPlatform()
-				serverWorkingDir := filepath.Join(server.GetServerPath(), "server")
+				if err := s.runtime.Create(ctx, server); err != nil {
-				if err := s.windowsService.CreateService(ctx, server.ServiceName, execPath, serverWorkingDir, nil); err != nil {
+					return "", fmt.Errorf("failed to create server instance: %v", err)
-					return "", fmt.Errorf("failed to create Windows service: %v", err)
 				}
-				return fmt.Sprintf("Windows service '%s' created successfully", server.ServiceName), nil
+				return fmt.Sprintf("Server instance '%s' created successfully", server.ServiceName), nil
 			},
 		},
 		{
@@ -409,13 +441,12 @@ func (s *ServerService) createServerBackground(ctx context.Context, server *mode
 			important:   false,
 			description: "",
 			callback: func() (string, error) {
-				s.configureFirewall(server)
 				tcpPorts = []int{serverPort}
 				udpPorts = []int{serverPort}
-				if err := s.firewallService.CreateServerRules(server.ServiceName, tcpPorts, udpPorts); err != nil {
+				if err := s.firewall.CreateServerRules(server.ServiceName, tcpPorts, udpPorts); err != nil {
 					return "", fmt.Errorf("failed to create firewall rules: %v", err)
 				}
-				return fmt.Sprintf("Firewall rules created for port %d", serverPort), nil
+				return fmt.Sprintf("Firewall rules configured for port %d", serverPort), nil
 			},
 		},
 		{
@@ -469,12 +500,18 @@ func (s *ServerService) rollbackSteps(ctx context.Context, server *model.Server,
 			s.repository.Delete(ctx, server.ID)
 		case model.StepFirewallRules:
 			if len(tcpPorts) > 0 && len(udpPorts) > 0 {
-				s.firewallService.DeleteServerRules(server.ServiceName, tcpPorts, udpPorts)
+				s.firewall.DeleteServerRules(server.ServiceName, tcpPorts, udpPorts)
 			}
 		case model.StepServiceCreation:
-			s.windowsService.DeleteService(ctx, server.ServiceName)
+			s.runtime.Delete(ctx, server.ID)
 		case model.StepSteamDownload:
 			s.steamService.UninstallServer(server.Path)
+		case model.StepDirectoryCreation:
+			s.steamService.UninstallServer(server.Path)
+		case model.StepConfigGeneration:
+			if env.IsDockerPlatform() && server.Port > 0 {
+				s.portPool.Release(ctx, server.Port)
+			}
 		}
 	}
 }
@@ -485,32 +522,35 @@ func (s *ServerService) DeleteServer(ctx *fiber.Ctx, serverID uuid.UUID) error {
 		return fmt.Errorf("failed to get server details: %v", err)
 	}
 
-	if err := s.windowsService.DeleteService(ctx.UserContext(), server.ServiceName); err != nil {
+	if err := s.runtime.Delete(ctx.UserContext(), server.ID); err != nil {
-		logging.Error("Failed to delete Windows service: %v", err)
+		logging.Error("Failed to delete server instance: %v", err)
 	}
 
 	configuration, err := s.configService.GetConfiguration(server)
 	if err != nil {
 		logging.Error("Failed to get configuration for server %d: %v", server.ID, err)
 	}
+	if configuration != nil {
 		tcpPorts := []int{configuration.TcpPort.ToInt()}
 		udpPorts := []int{configuration.UdpPort.ToInt()}
-	if err := s.firewallService.DeleteServerRules(server.ServiceName, tcpPorts, udpPorts); err != nil {
+		if err := s.firewall.DeleteServerRules(server.ServiceName, tcpPorts, udpPorts); err != nil {
 			logging.Error("Failed to delete firewall rules: %v", err)
 		}
+	}
 
 	if err := s.steamService.UninstallServer(server.Path); err != nil {
 		logging.Error("Failed to uninstall server: %v", err)
 	}
 
+	if env.IsDockerPlatform() && server.Port > 0 {
+		s.portPool.Release(ctx.UserContext(), server.Port)
+	}
+
 	if err := s.repository.Delete(ctx.UserContext(), serverID); err != nil {
 		return fmt.Errorf("failed to delete server from database: %v", err)
 	}
 
-	if tailer, exists := s.logTailers.Load(server.ID); exists {
+	s.logStreamer.Stop(server.ID)
-		tailer.(*tracking.LogTailer).Stop()
-		s.logTailers.Delete(server.ID)
-	}
 	s.instances.Delete(server.ID)
 	s.lastInsertTimes.Delete(server.ID)
 	s.debouncers.Delete(server.ID)
@@ -533,7 +573,7 @@ func (s *ServerService) configureFirewall(server *model.Server) error {
 
 	logging.Info("Configuring firewall for server %d with port %d", server.ID, serverPort)
 
-	if err := s.firewallService.UpdateServerRules(server.Name, tcpPorts, udpPorts); err != nil {
+	if err := s.firewall.UpdateServerRules(server.Name, tcpPorts, udpPorts); err != nil {
 		return fmt.Errorf("failed to configure firewall: %v", err)
 	}
 
@@ -552,10 +592,17 @@ func (s *ServerService) updateServerPort(server *model.Server, port int) error {
 
 	config.TcpPort = model.IntString(port)
 	config.UdpPort = model.IntString(port)
+	config.RegisterToLobby = model.IntString(1)
 
 	if err := s.configService.SaveConfiguration(server, config); err != nil {
 		return fmt.Errorf("failed to save server configuration: %v", err)
 	}
 
+	if env.IsDockerPlatform() {
+		if err := s.configService.SetIgnorePrematureDisconnects(server, 0); err != nil {
+			logging.Error("Failed to set ignorePrematureDisconnects for Docker server: %v", err)
+		}
+	}
+
 	return nil
 }

local/service/service.go

@@ -1,39 +1,102 @@
 package service
 
 import (
+	"acc-server-manager/local/platform"
 	"acc-server-manager/local/repository"
+	"acc-server-manager/local/utl/docker"
+	"acc-server-manager/local/utl/env"
 	"acc-server-manager/local/utl/logging"
+	"acc-server-manager/local/utl/network"
+	"fmt"
 
+	dockerclient "github.com/docker/docker/client"
 	"go.uber.org/dig"
+	"gorm.io/gorm"
 )
 
-// *dig.Container: Dig Container
+// InitializeServices registers all service providers into the DI container.
+// Platform-specific components (ServerRuntime, FirewallManager, LogStreamer)
+// are conditionally provided based on the PLATFORM environment variable.
 func InitializeServices(c *dig.Container) {
 	logging.Debug("Initializing repositories")
 	repository.InitializeRepositories(c)
 
 	logging.Debug("Registering services")
 	c.Provide(NewSteamService)
+	c.Provide(NewActivityLogService)
 	c.Provide(NewServerService)
 	c.Provide(NewStateHistoryService)
 	c.Provide(NewServiceControlService)
 	c.Provide(NewConfigService)
 	c.Provide(NewLookupService)
-	c.Provide(NewWindowsService)
-	c.Provide(NewFirewallService)
 	c.Provide(NewMembershipService)
 	c.Provide(NewWebSocketService)
 	c.Provide(NewLeaderboardService)
 
+	// Always provide the PortPoolManager; in Windows mode it seeds from an
+	// empty result set and sits idle.
+	c.Provide(func(db *gorm.DB) (*network.PortPoolManager, error) {
+		return network.NewPortPoolManager(db)
+	})
+
+	if env.IsDockerPlatform() {
+		registerDockerProviders(c)
+	} else {
+		registerWindowsProviders(c)
+	}
+
 	logging.Debug("Initializing service dependencies")
 	err := c.Invoke(func(server *ServerService, api *ServiceControlService, config *ConfigService) {
 		logging.Debug("Setting up service cross-references")
 		api.SetServerService(server)
 		config.SetServerService(server)
-
 	})
 	if err != nil {
 		logging.Panic("unable to initialize services: " + err.Error())
 	}
 	logging.Debug("Completed service initialization")
 }
+
+func registerWindowsProviders(c *dig.Container) {
+	logging.Debug("Registering Windows platform providers")
+
+	c.Provide(NewWindowsService)
+
+	c.Provide(func(ws *WindowsService, repo *repository.ServerRepository) platform.ServerRuntime {
+		return NewWindowsRuntime(ws, repo)
+	})
+
+	c.Provide(func() platform.FirewallManager {
+		return NewFirewallService()
+	})
+
+	c.Provide(func() platform.LogStreamer {
+		return NewFileLogStreamer()
+	})
+}
+
+func registerDockerProviders(c *dig.Container) {
+	logging.Debug("Registering Docker platform providers")
+
+	if err := c.Provide(func() (*dockerclient.Client, error) {
+		client, err := docker.NewDockerClient()
+		if err != nil {
+			return nil, fmt.Errorf("failed to connect to Docker daemon: %v", err)
+		}
+		return client, nil
+	}); err != nil {
+		logging.Panic("failed to provide Docker client: " + err.Error())
+	}
+
+	c.Provide(func(client *dockerclient.Client, repo *repository.ServerRepository) platform.ServerRuntime {
+		return NewDockerRuntime(client, repo)
+	})
+
+	c.Provide(func() platform.FirewallManager {
+		return &NoOpFirewall{}
+	})
+
+	c.Provide(func(client *dockerclient.Client) platform.LogStreamer {
+		return NewDockerLogStreamer(client)
+	})
+}

local/service/service_control.go

@@ -2,6 +2,7 @@ package service
 
 import (
 	"acc-server-manager/local/model"
+	"acc-server-manager/local/platform"
 	"acc-server-manager/local/repository"
 	"context"
 	"errors"
@@ -14,24 +15,52 @@ type ServiceControlService struct {
 	repository       *repository.ServiceControlRepository
 	serverRepository *repository.ServerRepository
 	serverService    *ServerService
+	activityLog      *ActivityLogService
 	statusCache      *model.ServerStatusCache
-	windowsService   *WindowsService
+	runtime          platform.ServerRuntime
 }
 
-func NewServiceControlService(repository *repository.ServiceControlRepository,
+func NewServiceControlService(
-	serverRepository *repository.ServerRepository) *ServiceControlService {
+	repository *repository.ServiceControlRepository,
+	serverRepository *repository.ServerRepository,
+	runtime platform.ServerRuntime,
+	activityLog *ActivityLogService,
+) *ServiceControlService {
 	return &ServiceControlService{
 		repository:       repository,
 		serverRepository: serverRepository,
+		runtime:          runtime,
+		activityLog:      activityLog,
 		statusCache: model.NewServerStatusCache(model.CacheConfig{
 			ExpirationTime: 30 * time.Second,
 			ThrottleTime:   5 * time.Second,
 			DefaultStatus:  model.StatusRunning,
 		}),
-		windowsService: NewWindowsService(),
 	}
 }
 
+// getServerFromCtx resolves the server from ctx locals (serverId or service name).
+func (as *ServiceControlService) getServerFromCtx(ctx *fiber.Ctx) (*model.Server, error) {
+	serviceName, ok := ctx.Locals("service").(string)
+	if !ok || serviceName == "" {
+		serverId, ok2 := ctx.Locals("serverId").(string)
+		if !ok2 || serverId == "" {
+			return nil, errors.New("service name missing")
+		}
+		return as.serverRepository.GetByID(ctx.UserContext(), serverId)
+	}
+	return as.serverRepository.GetFirstByServiceName(ctx.UserContext(), serviceName)
+}
+
+func extractActor(ctx *fiber.Ctx) (actorID, actorUsername string) {
+	actorID, _ = ctx.Locals("userID").(string)
+	actorUsername, _ = ctx.Locals("actorUsername").(string)
+	if actorUsername == "" {
+		actorUsername = "system"
+	}
+	return
+}
+
 func (as *ServiceControlService) SetServerService(serverService *ServerService) {
 	as.serverService = serverService
 }
@@ -57,10 +86,11 @@ func (as *ServiceControlService) GetStatus(ctx *fiber.Ctx) (string, error) {
 }
 
 func (as *ServiceControlService) ServiceControlStartServer(ctx *fiber.Ctx) (string, error) {
-	serviceName, err := as.GetServiceName(ctx)
+	server, err := as.getServerFromCtx(ctx)
 	if err != nil {
 		return "", err
 	}
+	serviceName := server.ServiceName
 
 	as.statusCache.UpdateStatus(serviceName, model.StatusStarting)
 
@@ -75,14 +105,29 @@ func (as *ServiceControlService) ServiceControlStartServer(ctx *fiber.Ctx) (stri
 
 	status := model.ParseServiceStatus(statusStr)
 	as.statusCache.UpdateStatus(serviceName, status)
+
+	if as.activityLog != nil {
+		actorID, actorUsername := extractActor(ctx)
+		go func() {
+			_ = as.activityLog.Log(context.Background(), &model.ActivityLog{
+				ServerID: server.ID,
+				UserID:   actorID,
+				Username: actorUsername,
+				Action:   model.ActionServerStart,
+				Details:  `{"service":"` + serviceName + `"}`,
+			})
+		}()
+	}
+
 	return status.String(), nil
 }
 
 func (as *ServiceControlService) ServiceControlStopServer(ctx *fiber.Ctx) (string, error) {
-	serviceName, err := as.GetServiceName(ctx)
+	server, err := as.getServerFromCtx(ctx)
 	if err != nil {
 		return "", err
 	}
+	serviceName := server.ServiceName
 
 	as.statusCache.UpdateStatus(serviceName, model.StatusStopping)
 
@@ -97,14 +142,29 @@ func (as *ServiceControlService) ServiceControlStopServer(ctx *fiber.Ctx) (strin
 
 	status := model.ParseServiceStatus(statusStr)
 	as.statusCache.UpdateStatus(serviceName, status)
+
+	if as.activityLog != nil {
+		actorID, actorUsername := extractActor(ctx)
+		go func() {
+			_ = as.activityLog.Log(context.Background(), &model.ActivityLog{
+				ServerID: server.ID,
+				UserID:   actorID,
+				Username: actorUsername,
+				Action:   model.ActionServerStop,
+				Details:  `{"service":"` + serviceName + `"}`,
+			})
+		}()
+	}
+
 	return status.String(), nil
 }
 
 func (as *ServiceControlService) ServiceControlRestartServer(ctx *fiber.Ctx) (string, error) {
-	serviceName, err := as.GetServiceName(ctx)
+	server, err := as.getServerFromCtx(ctx)
 	if err != nil {
 		return "", err
 	}
+	serviceName := server.ServiceName
 
 	as.statusCache.UpdateStatus(serviceName, model.StatusRestarting)
 
@@ -119,11 +179,29 @@ func (as *ServiceControlService) ServiceControlRestartServer(ctx *fiber.Ctx) (st
 
 	status := model.ParseServiceStatus(statusStr)
 	as.statusCache.UpdateStatus(serviceName, status)
+
+	if as.activityLog != nil {
+		actorID, actorUsername := extractActor(ctx)
+		go func() {
+			_ = as.activityLog.Log(context.Background(), &model.ActivityLog{
+				ServerID: server.ID,
+				UserID:   actorID,
+				Username: actorUsername,
+				Action:   model.ActionServerRestart,
+				Details:  `{"service":"` + serviceName + `"}`,
+			})
+		}()
+	}
+
 	return status.String(), nil
 }
 
 func (as *ServiceControlService) StatusServer(serviceName string) (string, error) {
-	return as.windowsService.Status(context.Background(), serviceName)
+	server, err := as.serverRepository.GetFirstByServiceName(context.Background(), serviceName)
+	if err != nil {
+		return "", err
+	}
+	return as.runtime.Status(context.Background(), server.ID)
 }
 
 func (as *ServiceControlService) GetCachedStatus(serviceName string) (string, error) {
@@ -142,44 +220,46 @@ func (as *ServiceControlService) GetCachedStatus(serviceName string) (string, er
 }
 
 func (as *ServiceControlService) StartServer(serviceName string) (string, error) {
-	status, err := as.windowsService.Start(context.Background(), serviceName)
-	if err != nil {
-		return "", err
-	}
-
 	server, err := as.serverRepository.GetFirstByServiceName(context.Background(), serviceName)
 	if err != nil {
 		return "", err
 	}
+
+	status, err := as.runtime.Start(context.Background(), server.ID)
+	if err != nil {
+		return "", err
+	}
+
 	as.serverService.StartAccServerRuntime(server)
 	return status, err
 }
 
 func (as *ServiceControlService) StopServer(serviceName string) (string, error) {
-	status, err := as.windowsService.Stop(context.Background(), serviceName)
-	if err != nil {
-		return "", err
-	}
-
 	server, err := as.serverRepository.GetFirstByServiceName(context.Background(), serviceName)
 	if err != nil {
 		return "", err
 	}
-	as.serverService.instances.Delete(server.ID)
 
+	status, err := as.runtime.Stop(context.Background(), server.ID)
+	if err != nil {
+		return "", err
+	}
+
+	as.serverService.instances.Delete(server.ID)
 	return status, err
 }
 
 func (as *ServiceControlService) RestartServer(serviceName string) (string, error) {
-	status, err := as.windowsService.Restart(context.Background(), serviceName)
-	if err != nil {
-		return "", err
-	}
-
 	server, err := as.serverRepository.GetFirstByServiceName(context.Background(), serviceName)
 	if err != nil {
 		return "", err
 	}
+
+	status, err := as.runtime.Restart(context.Background(), server.ID)
+	if err != nil {
+		return "", err
+	}
+
 	as.serverService.StartAccServerRuntime(server)
 	return status, err
 }

local/service/steam_service.go

@@ -44,6 +44,14 @@ func NewSteamService(repository *repository.SteamCredentialsRepository, tfaManag
 	}
 }
 
+// getSteamCMDPath returns the platform-appropriate SteamCMD binary path.
+func getSteamCMDPath() string {
+	if env.IsDockerPlatform() {
+		return env.GetLinuxSteamCMDPath()
+	}
+	return env.GetSteamCMDPath()
+}
+
 func (s *SteamService) GetCredentials(ctx context.Context) (*model.SteamCredentials, error) {
 	return s.repository.GetCurrent(ctx)
 }
@@ -56,6 +64,11 @@ func (s *SteamService) SaveCredentials(ctx context.Context, creds *model.SteamCr
 }
 
 func (s *SteamService) ensureSteamCMD(_ context.Context) error {
+	// In Docker mode, SteamCMD is pre-installed in the manager container image.
+	if env.IsDockerPlatform() {
+		return nil
+	}
+
 	steamCMDPath := env.GetSteamCMDPath()
 	steamCMDDir := filepath.Dir(steamCMDPath)
 
@@ -92,10 +105,12 @@ func (s *SteamService) InstallServerWithWebSocket(ctx context.Context, installPa
 		return err
 	}
 
+	if !env.IsDockerPlatform() {
 		if err := s.pathValidator.ValidateInstallPath(installPath); err != nil {
 			wsService.BroadcastSteamOutput(*serverID, fmt.Sprintf("Invalid installation path: %v", err), true)
 			return fmt.Errorf("invalid installation path: %v", err)
 		}
+	}
 
 	absPath, err := filepath.Abs(installPath)
 	if err != nil {
@@ -117,7 +132,7 @@ func (s *SteamService) InstallServerWithWebSocket(ctx context.Context, installPa
 		return fmt.Errorf("failed to get Steam credentials: %v", err)
 	}
 
-	steamCMDPath := env.GetSteamCMDPath()
+	steamCMDPath := getSteamCMDPath()
 
 	steamCMDArgs := []string{
 		"+force_install_dir", absPath,
@@ -135,6 +150,10 @@ func (s *SteamService) InstallServerWithWebSocket(ctx context.Context, installPa
 		steamCMDArgs = append(steamCMDArgs, "anonymous")
 	}
 
+	if env.IsDockerPlatform() {
+		steamCMDArgs = append(steamCMDArgs, "+@sSteamCmdForcePlatformType", "windows")
+	}
+
 	steamCMDArgs = append(steamCMDArgs,
 		"+app_update", ACCServerAppID,
 		"validate",
@@ -216,10 +235,12 @@ func (s *SteamService) InstallServerWithCallbacks(ctx context.Context, installPa
 		return err
 	}
 
+	if !env.IsDockerPlatform() {
 		if err := s.pathValidator.ValidateInstallPath(installPath); err != nil {
 			outputCallback(*serverID, fmt.Sprintf("Invalid installation path: %v", err), true)
 			return fmt.Errorf("invalid installation path: %v", err)
 		}
+	}
 
 	absPath, err := filepath.Abs(installPath)
 	if err != nil {
@@ -241,7 +262,7 @@ func (s *SteamService) InstallServerWithCallbacks(ctx context.Context, installPa
 		return fmt.Errorf("failed to get Steam credentials: %v", err)
 	}
 
-	steamCMDPath := env.GetSteamCMDPath()
+	steamCMDPath := getSteamCMDPath()
 
 	steamCMDArgs := []string{
 		"+force_install_dir", absPath,
@@ -259,6 +280,10 @@ func (s *SteamService) InstallServerWithCallbacks(ctx context.Context, installPa
 		steamCMDArgs = append(steamCMDArgs, "anonymous")
 	}
 
+	if env.IsDockerPlatform() {
+		steamCMDArgs = append(steamCMDArgs, "+@sSteamCmdForcePlatformType", "windows")
+	}
+
 	steamCMDArgs = append(steamCMDArgs,
 		"+app_update", ACCServerAppID,
 		"validate",

local/service/websocket.go

@@ -15,6 +15,7 @@ type WebSocketConnection struct {
 	conn     *websocket.Conn
 	serverID *uuid.UUID
 	userID   *uuid.UUID
+	mu       sync.Mutex
 }
 
 type WebSocketService struct {
@@ -131,7 +132,7 @@ func (ws *WebSocketService) broadcastToServer(serverID uuid.UUID, message model.
 	ws.connections.Range(func(key, value interface{}) bool {
 		if wsConn, ok := value.(*WebSocketConnection); ok {
 			if wsConn.serverID != nil && *wsConn.serverID == serverID {
-				if err := wsConn.conn.WriteMessage(websocket.TextMessage, data); err != nil {
+				if err := wsConn.writeMessage(websocket.TextMessage, data); err != nil {
 					logging.Error("Failed to send WebSocket message to connection %s: %v", key, err)
 					ws.RemoveConnection(key.(string))
 				} else {
@@ -145,7 +146,7 @@ func (ws *WebSocketService) broadcastToServer(serverID uuid.UUID, message model.
 	if !sentToAssociatedConnections && (message.Type == model.MessageTypeStep || message.Type == model.MessageTypeError || message.Type == model.MessageTypeComplete) {
 		ws.connections.Range(func(key, value interface{}) bool {
 			if wsConn, ok := value.(*WebSocketConnection); ok {
-				if err := wsConn.conn.WriteMessage(websocket.TextMessage, data); err != nil {
+				if err := wsConn.writeMessage(websocket.TextMessage, data); err != nil {
 					logging.Error("Failed to send WebSocket message to connection %s: %v", key, err)
 					ws.RemoveConnection(key.(string))
 				}
@@ -165,7 +166,7 @@ func (ws *WebSocketService) BroadcastToUser(userID uuid.UUID, message model.WebS
 	ws.connections.Range(func(key, value interface{}) bool {
 		if wsConn, ok := value.(*WebSocketConnection); ok {
 			if wsConn.userID != nil && *wsConn.userID == userID {
-				if err := wsConn.conn.WriteMessage(websocket.TextMessage, data); err != nil {
+				if err := wsConn.writeMessage(websocket.TextMessage, data); err != nil {
 					logging.Error("Failed to send WebSocket message to connection %s: %v", key, err)
 					ws.RemoveConnection(key.(string))
 				}
@@ -175,6 +176,12 @@ func (ws *WebSocketService) BroadcastToUser(userID uuid.UUID, message model.WebS
 	})
 }
 
+func (wc *WebSocketConnection) writeMessage(messageType int, data []byte) error {
+	wc.mu.Lock()
+	defer wc.mu.Unlock()
+	return wc.conn.WriteMessage(messageType, data)
+}
+
 func (ws *WebSocketService) GetActiveConnections() int {
 	count := 0
 	ws.connections.Range(func(key, value interface{}) bool {

local/service/windows_runtime.go

@@ -0,0 +1,68 @@
+package service
+
+import (
+	"acc-server-manager/local/model"
+	"acc-server-manager/local/repository"
+	"context"
+	"path/filepath"
+
+	"github.com/google/uuid"
+)
+
+type WindowsRuntime struct {
+	windowsService *WindowsService
+	repo           *repository.ServerRepository
+}
+
+func NewWindowsRuntime(windowsService *WindowsService, repo *repository.ServerRepository) *WindowsRuntime {
+	return &WindowsRuntime{
+		windowsService: windowsService,
+		repo:           repo,
+	}
+}
+
+func (r *WindowsRuntime) Create(ctx context.Context, server *model.Server) error {
+	execPath := filepath.Join(server.GetServerPath(), "accServer.exe")
+	serverWorkingDir := server.GetServerPath()
+	return r.windowsService.CreateService(ctx, server.ServiceName, execPath, serverWorkingDir, nil)
+}
+
+func (r *WindowsRuntime) Delete(ctx context.Context, serverID uuid.UUID) error {
+	server, err := r.repo.GetByID(ctx, serverID)
+	if err != nil {
+		return err
+	}
+	return r.windowsService.DeleteService(ctx, server.ServiceName)
+}
+
+func (r *WindowsRuntime) Start(ctx context.Context, serverID uuid.UUID) (string, error) {
+	server, err := r.repo.GetByID(ctx, serverID)
+	if err != nil {
+		return "", err
+	}
+	return r.windowsService.Start(ctx, server.ServiceName)
+}
+
+func (r *WindowsRuntime) Stop(ctx context.Context, serverID uuid.UUID) (string, error) {
+	server, err := r.repo.GetByID(ctx, serverID)
+	if err != nil {
+		return "", err
+	}
+	return r.windowsService.Stop(ctx, server.ServiceName)
+}
+
+func (r *WindowsRuntime) Restart(ctx context.Context, serverID uuid.UUID) (string, error) {
+	server, err := r.repo.GetByID(ctx, serverID)
+	if err != nil {
+		return "", err
+	}
+	return r.windowsService.Restart(ctx, server.ServiceName)
+}
+
+func (r *WindowsRuntime) Status(ctx context.Context, serverID uuid.UUID) (string, error) {
+	server, err := r.repo.GetByID(ctx, serverID)
+	if err != nil {
+		return "", err
+	}
+	return r.windowsService.Status(ctx, server.ServiceName)
+}

local/utl/command/callback_executor.go

@@ -123,11 +123,12 @@ func (e *CallbackInteractiveCommandExecutor) monitorOutputWithCallbacks(ctx cont
 	stdoutScanner := bufio.NewScanner(stdout)
 	stderrScanner := bufio.NewScanner(stderr)
 
-	outputChan := make(chan outputLine, 100)
+	outputChan := make(chan outputLine, 10000)
 	readersDone := make(chan struct{}, 2)
 
 	steamConsoleStarted := false
 	tfaRequestCreated := false
+	tfaAutoCompleted := false
 
 	go func() {
 		defer func() { readersDone <- struct{}{} }()
@@ -182,13 +183,14 @@ func (e *CallbackInteractiveCommandExecutor) monitorOutputWithCallbacks(ctx cont
 			if readersFinished == 2 {
 				close(outputChan)
 				for lineData := range outputChan {
-					if e.is2FAPrompt(lineData.text) {
+					if e.is2FAPrompt(lineData.text) && !tfaRequestCreated {
-						if err := e.handle2FAPrompt(ctx, lineData.text, serverID); err != nil {
+						tfaRequestCreated = true
+						go func(prompt string) {
+							if err := e.handle2FAPrompt(ctx, prompt, serverID); err != nil {
 								logging.Error("Failed to handle 2FA prompt: %v", err)
 								e.callbacks.OnOutput(e.serverID, fmt.Sprintf("Failed to handle 2FA prompt: %v", err), true)
-							done <- err
-							return
 							}
+						}(lineData.text)
 					}
 				}
 				return
@@ -207,33 +209,34 @@ func (e *CallbackInteractiveCommandExecutor) monitorOutputWithCallbacks(ctx cont
 
 			if e.is2FAPrompt(lineData.text) {
 				if !tfaRequestCreated {
+					tfaRequestCreated = true
 					e.callbacks.OnOutput(e.serverID, "2FA prompt detected - waiting for user confirmation", false)
-					if err := e.handle2FAPrompt(ctx, lineData.text, serverID); err != nil {
+					go func(prompt string) {
+						if err := e.handle2FAPrompt(ctx, prompt, serverID); err != nil {
 							logging.Error("Failed to handle 2FA prompt: %v", err)
 							e.callbacks.OnOutput(e.serverID, fmt.Sprintf("Failed to handle 2FA prompt: %v", err), true)
-						done <- err
-						return
 						}
-					tfaRequestCreated = true
+					}(lineData.text)
 				}
 			}
 
-			if tfaRequestCreated && e.isSteamContinuing(lineData.text) {
+			if tfaRequestCreated && !tfaAutoCompleted && e.isSteamContinuing(lineData.text) {
 				logging.Info("Steam CMD appears to have continued after 2FA confirmation")
+				tfaAutoCompleted = true
 				e.callbacks.OnOutput(e.serverID, "Steam CMD continued after 2FA confirmation", false)
 				e.autoCompletePendingRequests(serverID)
 			}
 		case <-time.After(15 * time.Second):
 			if steamConsoleStarted && !tfaRequestCreated {
+				tfaRequestCreated = true
 				logging.Info("Steam Console started but no output for 15 seconds - likely waiting for Steam Guard 2FA")
 				e.callbacks.OnOutput(e.serverID, "Waiting for Steam Guard 2FA confirmation...", false)
+				go func() {
 					if err := e.handle2FAPrompt(ctx, "Steam CMD appears to be waiting for Steam Guard confirmation after startup", serverID); err != nil {
 						logging.Error("Failed to handle Steam Guard 2FA prompt: %v", err)
 						e.callbacks.OnOutput(e.serverID, fmt.Sprintf("Failed to handle Steam Guard 2FA prompt: %v", err), true)
-					done <- err
-					return
 					}
-				tfaRequestCreated = true
+				}()
 			}
 		}
 	}

local/utl/command/interactive_executor.go

@@ -106,11 +106,12 @@ func (e *InteractiveCommandExecutor) monitorOutput(ctx context.Context, stdout,
 	stdoutScanner := bufio.NewScanner(stdout)
 	stderrScanner := bufio.NewScanner(stderr)
 
-	outputChan := make(chan string, 100)
+	outputChan := make(chan string, 10000)
 	readersDone := make(chan struct{}, 2)
 
 	steamConsoleStarted := false
 	tfaRequestCreated := false
+	tfaAutoCompleted := false
 
 	go func() {
 		defer func() { readersDone <- struct{}{} }()
@@ -165,12 +166,13 @@ func (e *InteractiveCommandExecutor) monitorOutput(ctx context.Context, stdout,
 			if readersFinished == 2 {
 				close(outputChan)
 				for line := range outputChan {
-					if e.is2FAPrompt(line) {
+					if e.is2FAPrompt(line) && !tfaRequestCreated {
-						if err := e.handle2FAPrompt(ctx, line, serverID); err != nil {
+						tfaRequestCreated = true
+						go func(prompt string) {
+							if err := e.handle2FAPrompt(ctx, prompt, serverID); err != nil {
 								logging.Error("Failed to handle 2FA prompt: %v", err)
-							done <- err
-							return
 							}
+						}(line)
 					}
 				}
 				return
@@ -188,28 +190,29 @@ func (e *InteractiveCommandExecutor) monitorOutput(ctx context.Context, stdout,
 
 			if e.is2FAPrompt(line) {
 				if !tfaRequestCreated {
-					if err := e.handle2FAPrompt(ctx, line, serverID); err != nil {
-						logging.Error("Failed to handle 2FA prompt: %v", err)
-						done <- err
-						return
-					}
 					tfaRequestCreated = true
+					go func(prompt string) {
+						if err := e.handle2FAPrompt(ctx, prompt, serverID); err != nil {
+							logging.Error("Failed to handle 2FA prompt: %v", err)
+						}
+					}(line)
 				}
 			}
 
-			if tfaRequestCreated && e.isSteamContinuing(line) {
+			if tfaRequestCreated && !tfaAutoCompleted && e.isSteamContinuing(line) {
 				logging.Info("Steam CMD appears to have continued after 2FA confirmation - auto-completing 2FA request")
+				tfaAutoCompleted = true
 				e.autoCompletePendingRequests(serverID)
 			}
 		case <-time.After(15 * time.Second):
 			if steamConsoleStarted && !tfaRequestCreated {
+				tfaRequestCreated = true
 				logging.Info("Steam Console started but no output for 15 seconds - likely waiting for Steam Guard 2FA")
+				go func() {
 					if err := e.handle2FAPrompt(ctx, "Steam CMD appears to be waiting for Steam Guard confirmation after startup", serverID); err != nil {
 						logging.Error("Failed to handle Steam Guard 2FA prompt: %v", err)
-					done <- err
-					return
 					}
-				tfaRequestCreated = true
+				}()
 			} else if !steamConsoleStarted {
 				logging.Info("No output for 15 seconds (Steam Console not yet started)")
 			}
@@ -220,22 +223,15 @@ func (e *InteractiveCommandExecutor) monitorOutput(ctx context.Context, stdout,
 func (e *InteractiveCommandExecutor) is2FAPrompt(line string) bool {
 	twoFAKeywords := []string{
 		"please enter your steam guard code",
-		"steam guard",
+		"steam guard code",
-		"two-factor",
+		"two-factor authentication",
-		"authentication code",
 		"please check your steam mobile app",
-		"confirm in application",
 		"enter the current code from your steam mobile app",
 		"steam guard mobile authenticator",
-		"waiting for user info",
-		"login failure",
 		"two factor code required",
 		"enter steam guard code",
 		"mobile authenticator code",
-		"authenticator app",
+		"2fa prompt detected",
-		"guard code",
-		"mobile app",
-		"confirmation required",
 	}
 
 	lowerLine := strings.ToLower(line)
@@ -246,21 +242,6 @@ func (e *InteractiveCommandExecutor) is2FAPrompt(line string) bool {
 		}
 	}
 
-	waitingPatterns := []string{
-		"waiting for",
-		"please enter",
-		"enter code",
-		"code:",
-		"authenticator:",
-	}
-
-	for _, pattern := range waitingPatterns {
-		if strings.Contains(lowerLine, pattern) {
-			logging.Info("Potential 2FA waiting pattern found: '%s' in line: '%s'", pattern, line)
-			return true
-		}
-	}
-
 	return false
 }