test drone

.drone.yml

@@ -34,6 +34,20 @@ steps:
       insecure: true
       tags: latest
 
+#  - name: rebuild-cache
+#    image: meltwater/drone-cache
+#    settings:
+#      backend: filesystem
+#      rebuild: true
+#      cache_key: "maven"
+#      archive_format: gzip
+#      filesystem_cache_root: "/var/lib/cache"
+#      mount:
+#        - "maven"
+#    volumes:
+#      - name: cache
+#        path: "/var/lib/cache"
+
 #  - name: notify
 #    pull: if-not-exists # 如果镜像不存在则拉取,免去每次都要重新下载
 #    image: drillster/drone-email