add docker specific columns to server table

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
+}