fix:优化docker构建速度

.dockerignore

@@ -0,0 +1,37 @@
+# Speed up docker build by shrinking context and avoiding host artifacts
+.git
+.gitignore
+node_modules
+pnpm-debug.log
+npm-debug.log
+yarn-debug.log
+yarn-error.log
+.DS_Store
+**/.DS_Store
+
+# Monorepo: ignore nested installs and build outputs
+apps/**/node_modules
+apps/**/dist
+apps/**/.next
+apps/**/.nuxt
+apps/**/build
+apps/**/.cache
+
+# Editor/OS noise
+.vscode
+.idea
+*.swp
+*.swo
+Thumbs.db
+
+# Docker
+Dockerfile*
+!Dockerfile
+docker-compose*.yml
+!.dockerignore
+
+# Tests and coverage
+coverage
+**/coverage
+*.lcov
+

Dockerfile

@@ -36,7 +36,6 @@ RUN pnpm --filter backend build
 
 FROM base AS runtime
 WORKDIR /app
-RUN apt-get update && apt-get install -y --no-install-recommends curl && rm -rf /var/lib/apt/lists/*
 COPY package.json pnpm-lock.yaml pnpm-workspace.yaml ./
 COPY apps/backend/package.json ./apps/backend/
 # Copy node_modules from deps stage and prune to production to avoid network

docker-compose.yml

@@ -10,14 +10,23 @@ services:
       MONGO_INITDB_DATABASE: ai-bill
     volumes:
       - mongo-data:/data/db
+    healthcheck:
+      test: ["CMD-SHELL", "mongosh --quiet --eval 'db.runCommand({ ping: 1 }).ok' | grep 1"]
+      interval: 10s
+      timeout: 5s
+      retries: 10
 
   backend:
     build:
       context: .
       dockerfile: Dockerfile
+      args:
+        # 可根据网络情况切换为国内镜像源
+        NPM_REGISTRY: ${NPM_REGISTRY:-https://registry.npmjs.org/}
     container_name: ai-bill-backend
     depends_on:
-      - mongo
+      mongo:
+        condition: service_healthy
     environment:
       NODE_ENV: production
       HOST: 0.0.0.0
@@ -30,8 +39,10 @@ services:
     ports:
       - "4010:4000"
     restart: unless-stopped
+    stop_signal: SIGTERM
+    stop_grace_period: 20s
     healthcheck:
-      test: ["CMD", "curl", "-f", "http://localhost:4000/api/health"]
+      test: ["CMD", "node", "-e", "fetch('http://localhost:4000/api/health').then(r=>process.exit(r.ok?0:1)).catch(()=>process.exit(1))"]
       interval: 30s
       timeout: 5s
       retries: 5