```

docs(.gitignore/README/QUICKSTART): 更新文档和忽略配置

- 添加IDE配置、日志和数据文件到.gitignore
- 重构QUICKSTART.md，提供Docker Compose和本地开发两种部署方式
- 更新README.md，优化项目介绍和架构说明
- 移除旧的agent.py和backend.py文件
```

docker/Dockerfile.backend

@@ -0,0 +1,22 @@
+FROM python:3.11-slim
+
+WORKDIR /app
+
+# 复制依赖文件并安装（利用 Docker 层缓存）
+COPY requirement.txt .
+RUN pip install --no-cache-dir -r requirement.txt
+
+# 复制项目代码
+COPY app/ ./app/
+COPY frontend/ ./frontend/
+COPY data/ ./data/
+COPY scripts/ ./scripts/
+
+# 设置 PYTHONPATH 确保模块能被找到
+ENV PYTHONPATH=/app
+
+# 暴露端口（文档用途）
+EXPOSE 8001
+
+# 启动命令
+CMD ["python", "app/backend.py"]

docker/Dockerfile.frontend

@@ -0,0 +1,15 @@
+FROM python:3.11-slim
+
+WORKDIR /app
+
+COPY requirement.txt .
+RUN pip install --no-cache-dir -r requirement.txt
+
+COPY frontend/ ./frontend/
+COPY app/ ./app/
+
+ENV PYTHONPATH=/app
+
+EXPOSE 8501
+
+CMD ["streamlit", "run", "frontend/frontend.py", "--server.port", "8501", "--server.address", "0.0.0.0"]

docker/docker-compose.yml

@@ -0,0 +1,63 @@
+version: '3.8'
+
+services:
+  postgres:
+    image: postgres:16
+    container_name: ai-postgres
+    environment:
+      POSTGRES_PASSWORD: mysecretpassword   # 请替换为强密码
+      POSTGRES_DB: langgraph_db
+    volumes:
+      - pg_data:/var/lib/postgresql/data
+    networks:
+      - ai-network
+    healthcheck:
+      test: ["CMD-SHELL", "pg_isready -U postgres"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+    restart: unless-stopped
+    # 如需外部访问数据库，取消下面注释
+    # ports:
+    #   - "5432:5432"
+
+  backend:
+    build:
+      context: ..                    # 构建上下文为项目根目录
+      dockerfile: docker/Dockerfile.backend
+    container_name: ai-backend
+    environment:
+      - ZHIPUAI_API_KEY=${ZHIPUAI_API_KEY}
+      - VLLM_LOCAL_KEY=${VLLM_LOCAL_KEY}
+      - DB_URI=postgresql://postgres:mysecretpassword@postgres:5432/langgraph_db?sslmode=disable
+    volumes:
+      - ../data/user_docs:/app/data/user_docs   # 挂载文档目录
+      - ../logs:/app/logs
+    networks:
+      - ai-network
+    depends_on:
+      postgres:
+        condition: service_healthy
+    restart: unless-stopped
+
+  frontend:
+    build:
+      context: ..
+      dockerfile: docker/Dockerfile.frontend
+    container_name: ai-frontend
+    environment:
+      - API_URL=http://backend:8001/chat
+    ports:
+      - "8501:8501"
+    networks:
+      - ai-network
+    depends_on:
+      - backend
+    restart: unless-stopped
+
+networks:
+  ai-network:
+    driver: bridge
+
+volumes:
+  pg_data: