Flutter MCP Service

# Multi-stage build for optimized image size FROM node:20-alpine AS builder # Install build dependencies RUN apk add --no-cache python3 make g++ git # Set working directory WORKDIR /app # Copy package files COPY package*.json ./ COPY npm-wrapper/package*.json ./npm-wrapper/ # Install dependencies RUN npm ci --only=production RUN cd npm-wrapper && npm ci --only=production # Copy source code COPY . . # Production stage FROM node:20-alpine # Install runtime dependencies RUN apk add --no-cache \ sqlite \ tini # Create non-root user RUN addgroup -g 1001 -S flutter && \ adduser -S flutter -u 1001 # Set working directory WORKDIR /app # Copy from builder COPY --from=builder --chown=flutter:flutter /app /app # Create cache directory RUN mkdir -p /app/.cache && chown -R flutter:flutter /app/.cache # Switch to non-root user USER flutter # Environment variables ENV NODE_ENV=production \ CACHE_DIR=/app/.cache \ MCP_MODE=stdio # Health check HEALTHCHECK --interval=30s --timeout=3s --start-period=40s --retries=3 \ CMD node -e "require('./src/tools/unifiedTools.js').flutterStatus().then(() => process.exit(0)).catch(() => process.exit(1))" # Use tini for proper signal handling ENTRYPOINT ["/sbin/tini", "--"] # Default command CMD ["node", "src/index.js"]