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roles/docker/templates/dockerfiles/expressjs.Dockerfile.j2

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+# Express.js Optimized Dockerfile
+# Auto-generated for {{ app_name }}
+# Node.js Version: {{ node_version }}
+# Package Manager: {{ package_manager }}
+
+# ============================================================================
+# Build arguments
+# ============================================================================
+ARG NODE_VERSION={{ node_version }}
+ARG PACKAGE_MANAGER={{ package_manager }}
+ARG BUILD_COMMAND={{ build_command }}
+ARG APP_PORT={{ framework_settings_port }}
+ARG NODE_ENV=production
+
+# ============================================================================
+# Base stage
+# ============================================================================
+FROM gitlab.forlife.one:5050/share/node:${NODE_VERSION}-alpine AS base
+
+# Install dependencies for native modules and health checks
+RUN apk update && apk add imagemagick && apk add graphicsmagick && apk add tmux && apk add ffmpeg
+
+RUN apk add --no-cache \
+    libc6-compat \
+    python3 \
+    make \
+    g++ \
+    curl \
+    dumb-init
+
+# ============================================================================
+# Production stage
+# ============================================================================
+FROM base AS production
+
+COPY . ./app
+
+WORKDIR /app
+
+RUN npm install
+
+# Build arguments
+ARG GIT_COMMIT=unknown
+ARG BUILD_DATE=unknown
+
+# Set build environment
+ENV NODE_ENV=production
+
+# Create build info endpoint
+RUN mkdir -p src/common && \
+    echo 'export const BUILD_INFO = {"version":"{{ docker_image_tag }}","commit":"'${GIT_COMMIT}'","buildDate":"'${BUILD_DATE}'","framework":"expressjs","nodeVersion":"{{ node_version }}"}' > src/common/build-info.ts
+
+# Build app
+RUN npm run build
+
+# Create non-root user
+RUN addgroup --system --gid 1001 expressjs && adduser --system --uid 1001 expressjs
+
+# Ensure dist folder is owned by expressjs user
+RUN chown -R expressjs:expressjs /app/dist
+
+# Set environment variables
+ENV NODE_ENV=production
+ENV PORT=${APP_PORT}
+ENV APP_PORT=${APP_PORT}
+ENV NODE_OPTIONS="--max-old-space-size={{ MEMORY_LIMIT_MB }}"
+
+RUN echo '#!/bin/sh\n\
+status=$(curl -s -o /dev/null -w "%{http_code}" http://localhost:${APP_PORT}/health)\n\
+if [ "$status" -eq 200 ] || [ "$status" -eq 404 ]; then exit 0; fi\n\
+\n\
+status=$(curl -s -o /dev/null -w "%{http_code}" http://localhost:${APP_PORT}/)\n\
+if [ "$status" -eq 200 ] || [ "$status" -eq 404 ]; then exit 0; fi\n\
+\n\
+exit 1' > /health-check.sh && \
+    chmod +x /health-check.sh
+
+# Create logs directory
+RUN mkdir -p ./logs && chown -R expressjs:expressjs ./logs
+RUN ([ -d "./src/public" ] && cp -r ./src/public ./dist && chown -R expressjs:expressjs ./dist/public) || true
+
+# Switch to non-root user
+USER expressjs
+
+# Expose port
+EXPOSE ${APP_PORT}
+
+# Health check
+#HEALTHCHECK --interval=30s --timeout=10s --start-period=40s --retries=3 CMD /health-check.sh
+
+# Start the application with dumb-init for proper signal handling
+#CMD ["dumb-init", "node", "dist/main"]
+CMD {{ RUN_CMD }}