feat: 部署配置完成，添加 MySQL 和 Docker 支持

docker-compose.yml

@@ -0,0 +1,37 @@
+version: '3.8'
+services:
+  mysql:
+    image: mysql:8.0
+    container_name: innovation-mysql
+    environment:
+      MYSQL_ROOT_PASSWORD: root123456
+      MYSQL_DATABASE: innovation_platform
+      MYSQL_USER: innovation
+      MYSQL_PASSWORD: innovation123
+    ports:
+      - "3307:3306"
+    volumes:
+      - mysql-data:/var/lib/mysql
+    networks:
+      - innovation-network
+
+  backend:
+    build: ./backend
+    container_name: innovation-backend
+    depends_on:
+      - mysql
+    environment:
+      SPRING_DATASOURCE_URL: jdbc:mysql://mysql:3306/innovation_platform?useUnicode=true&characterEncoding=utf8&serverTimezone=Asia/Shanghai
+      SPRING_DATASOURCE_USERNAME: innovation
+      SPRING_DATASOURCE_PASSWORD: innovation123
+    ports:
+      - "8080:8080"
+    networks:
+      - innovation-network
+
+networks:
+  innovation-network:
+    driver: bridge
+
+volumes:
+  mysql-data: