config: 添加 MySQL Docker 配置

.env.example

@@ -15,6 +15,16 @@
 # 环境标识（development | production）
 ENVIRONMENT=development
 
+# ============================================
+# MySQL 配置
+# ============================================
+MYSQL_HOST=localhost
+MYSQL_PORT=3306
+MYSQL_USER=vitals
+MYSQL_PASSWORD=your_password_here
+MYSQL_DATABASE=vitals
+MYSQL_ROOT_PASSWORD=rootpassword
+
 # ============================================
 # 管理员账户（首次启动时自动创建）
 # ============================================

docker-compose.yml

@@ -3,20 +3,55 @@
 # 生产环境请使用: docker-compose -f docker-compose.yml -f docker-compose.prod.yml up -d
 
 services:
+  mysql:
+    image: mysql:8.0
+    environment:
+      MYSQL_ROOT_PASSWORD: ${MYSQL_ROOT_PASSWORD:-rootpassword}
+      MYSQL_DATABASE: ${MYSQL_DATABASE:-vitals}
+      MYSQL_USER: ${MYSQL_USER:-vitals}
+      MYSQL_PASSWORD: ${MYSQL_PASSWORD:-vitalspassword}
+    volumes:
+      - mysql_data:/var/lib/mysql
+    ports:
+      - "3306:3306"
+    healthcheck:
+      test: ["CMD", "mysqladmin", "ping", "-h", "localhost"]
+      interval: 10s
+      timeout: 5s
+      retries: 5
+
   vitals:
     build: .
     ports:
       - "8888:8080"
     volumes:
       - ./data:/app/data
-    env_file:
-      - .env.local
+    depends_on:
+      mysql:
+        condition: service_healthy
     environment:
       # 环境标识
       - ENVIRONMENT=${ENVIRONMENT:-development}
+      # MySQL 配置
+      - MYSQL_HOST=mysql
+      - MYSQL_PORT=3306
+      - MYSQL_USER=${MYSQL_USER:-vitals}
+      - MYSQL_PASSWORD=${MYSQL_PASSWORD:-vitalspassword}
+      - MYSQL_DATABASE=${MYSQL_DATABASE:-vitals}
+      # 管理员账户（首次启动时创建）
+      - ADMIN_USERNAME=${ADMIN_USERNAME:-admin}
+      - ADMIN_PASSWORD=${ADMIN_PASSWORD:-changeme123}
+      # JWT 密钥（请使用随机字符串）
+      - JWT_SECRET=${JWT_SECRET:-vitals-secret-key-change-in-production}
+      # AI 食物识别（可选）
+      - DASHSCOPE_API_KEY=${DASHSCOPE_API_KEY:-}
+      - DEEPSEEK_API_KEY=${DEEPSEEK_API_KEY:-}
     restart: unless-stopped
     healthcheck:
       test: ["CMD", "curl", "-f", "http://localhost:8080/api/today"]
       interval: 30s
       timeout: 10s
       retries: 3
+
+volumes:
+  mysql_data: