Add Docker packaging for the TypeScript app

Dockerfile.node

@@ -0,0 +1,17 @@
+FROM node:22-alpine AS build
+WORKDIR /app
+RUN corepack enable
+COPY package.json pnpm-lock.yaml ./
+RUN pnpm install --frozen-lockfile --ignore-scripts
+COPY tsconfig.json ./
+COPY src ./src
+RUN pnpm build
+
+FROM node:22-alpine AS runtime
+WORKDIR /app
+ENV NODE_ENV=production
+RUN corepack enable
+COPY package.json pnpm-lock.yaml ./
+RUN pnpm install --frozen-lockfile --prod
+COPY --from=build /app/dist ./dist
+ENTRYPOINT ["node", "dist/app/index.js"]