drone update

.drone.yml

@@ -3,7 +3,25 @@ kind: pipeline
 type: kubernetes
 name: Publish
 
+trigger:
+  event:
+    - cron
+    - push
+branch:
+  - trunk
+
 steps:
+  - name: test
+    image: alpine
+    commands:
+      - apk add --no-cache git
+      - docker login -u $${DOCKER_USERNAME} -p $${DOCKER_PASSWORD}
+    environment:
+      DOCKER_USERNAME:
+        from_secret: docker_username
+      DOCKER_PASSWORD:
+        from_secret: docker_password
+
   - name: kaniko
     image: banzaicloud/drone-kaniko
     settings: