feat: fix compose.yml

docker-compose.build.yml

@@ -0,0 +1,29 @@
+services:
+  # 1. 后端服务 (Node.js + Express + SMTP Server)
+  backend:
+    build: ./backend
+    container_name: email-backend
+    restart: always
+    env_file:
+      - compose.env
+    networks:
+      - email-network
+
+  # 2. 数据库服务 (MySQL)
+  mysql:
+    image: mysql:8.0 
+    container_name: email-mysql
+    restart: always
+    env_file:
+      - compose.env
+    volumes:
+      - mysql-data:/var/lib/mysql
+    networks:
+      - email-network
+
+networks:
+  email-network:
+    driver: bridge
+
+volumes:
+  mysql-data: {}