add drone.yml

.drone.yml

@@ -0,0 +1,21 @@
+kind: pipeline
+type: docker
+name: default
+
+steps:
+- name: build 
+  image: gradle:5.6.3
+  commands:
+  - gradle build
+
+- name: notify
+  image: appleboy/drone-telegram
+  settings:
+    token:
+      from_secret: telegram_token
+    to:
+      from_secret: telegram_user
+    format: markdown
+    message: |
+      Build {{build.number}} from commit [{{truncate commit.sha 10}}]({{commit.link}}) **failed**.
+      {{uppercasefirst commit.author}} please fix me!