初始化游戏小组管理系统后端项目

- 基于 NestJS + TypeScript + MySQL + Redis 架构
- 完整的模块化设计（认证、用户、小组、游戏、预约等）
- JWT 认证和 RBAC 权限控制系统
- Docker 容器化部署支持
- 添加 CLAUDE.md 项目开发指南
- 配置 .gitignore 忽略文件

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

docker-compose.dev.yml

@@ -0,0 +1,66 @@
+version: '3.8'
+
+services:
+  # MySQL数据库
+  mysql:
+    image: mysql:8.0
+    container_name: gamegroup-mysql-dev
+    environment:
+      MYSQL_ROOT_PASSWORD: password
+      MYSQL_DATABASE: gamegroup
+      MYSQL_USER: gamegroup
+      MYSQL_PASSWORD: gamegroup123
+    ports:
+      - "3306:3306"
+    volumes:
+      - mysql-data:/var/lib/mysql
+    networks:
+      - gamegroup-network
+    command: --character-set-server=utf8mb4 --collation-server=utf8mb4_unicode_ci
+
+  # Redis 缓存
+  redis:
+    image: redis:7-alpine
+    container_name: gamegroup-redis-dev
+    ports:
+      - "6380:6379"
+    networks:
+      - gamegroup-network
+
+  # 后端应用
+  backend:
+    build:
+      context: .
+      dockerfile: Dockerfile
+      target: builder
+    container_name: gamegroup-backend-dev
+    environment:
+      NODE_ENV: development
+      DB_HOST: mysql
+      DB_PORT: 3306
+      DB_USERNAME: root
+      DB_PASSWORD: password
+      DB_DATABASE: gamegroup
+      DB_SYNCHRONIZE: "true"
+      DB_LOGGING: "true"
+      REDIS_HOST: redis
+      REDIS_PORT: 6379
+      JWT_SECRET: dev-secret-key
+      JWT_EXPIRES_IN: 7d
+    ports:
+      - "3000:3000"
+    volumes:
+      - ./src:/app/src
+      - ./test:/app/test
+    depends_on:
+      - mysql
+    networks:
+      - gamegroup-network
+    command: npm run start:dev
+
+volumes:
+  mysql-data:
+
+networks:
+  gamegroup-network:
+    driver: bridge