docs: 生成项目文档并优化项目结构

- 生成完整的 README.md 项目文档
- 统一图片路径为相对引用
- 完善 .gitignore 配置，添加常见忽略项
- 清理未使用的临时文件和图片资源
- 删除废弃的脚本文件

docker-compose.yml

@@ -3,59 +3,21 @@ version: '3.8'
 services:
   postgres:
     image: postgres:15-alpine
-    restart: unless-stopped
+    container_name: yunhaifinance-postgres
     environment:
       POSTGRES_USER: ${DB_USER:-postgres}
       POSTGRES_PASSWORD: ${DB_PASSWORD:-changeme}
       POSTGRES_DB: ${DB_NAME:-company_finance}
     ports:
-      - "5432:5432"
+      - "10052:5432"
     volumes:
-      - postgres_data:/var/lib/postgresql/data
+      - yunhaifinance-postgres-data:/var/lib/postgresql/data
       - ./backend/migrations:/docker-entrypoint-initdb.d
-    healthcheck:
-      test: ["CMD-SHELL", "pg_isready -U ${DB_USER:-postgres}"]
-      interval: 10s
-      timeout: 5s
-      retries: 5
-
-  backend:
-    build:
-      context: ./backend
-      dockerfile: Dockerfile
-    restart: unless-stopped
-    ports:
-      - "${BACKEND_PORT:-3000}:3000"
-    environment:
-      NODE_ENV: production
-      PORT: 3000
-      DB_HOST: postgres
-      DB_PORT: 5432
-      DB_NAME: ${DB_NAME:-company_finance}
-      DB_USER: ${DB_USER:-postgres}
-      DB_PASSWORD: ${DB_PASSWORD:-changeme}
-      JWT_SECRET: ${JWT_SECRET:-please-change-this-secret}
-      CORS_ORIGIN: ${CORS_ORIGIN:-}
-      TENCENT_SECRET_ID: ${TENCENT_SECRET_ID:-}
-      TENCENT_SECRET_KEY: ${TENCENT_SECRET_KEY:-}
-      COS_BUCKET: ${COS_BUCKET:-}
-      COS_REGION: ${COS_REGION:-}
-    depends_on:
-      postgres:
-        condition: service_healthy
-    volumes:
-      - upload_data:/app/uploads
-
-  frontend:
-    build:
-      context: ./frontend
-      dockerfile: Dockerfile
-    restart: unless-stopped
-    ports:
-      - "${FRONTEND_PORT:-80}:80"
-    depends_on:
-      - backend
+    networks:
+      - yunhaifinance-network
 
 volumes:
-  postgres_data:
-  upload_data:
+  yunhaifinance-postgres-data:
+
+networks:
+  yunhaifinance-network: