feat: 新增drone流水线配置

.drone.yml

@@ -2,14 +2,22 @@ kind: pipeline
 type: docker
 name: build-and-run-server
 
+trigger:
+  branch:
+    include:
+      - master
+
 steps:
   - name: maven build
     image: maven:3.8.3-openjdk-17
+    volumes:
+      - name: maven-cache
+        path: /root/.m2
     commands:
       - mvn clean package -Dmaven.test.skip=true
 
   - name: build docker image
-    image: plugins/docker
+    image: appleboy/drone-docker
     settings:
       repo: alert-backend
       tags: latest
@@ -33,3 +41,6 @@ volumes:
   - name: dockersock
     host:
       path: /var/run/docker.sock
+  - name: maven-cache
+    host:
+      path: /tmp/.m2  # Maven 缓存挂载到宿主机路径