chore: don't run the deploy unless the branch is main.

.drone.yml

@@ -2,6 +2,14 @@ kind: pipeline
 type: docker
 name: deploy
 
+trigger:
+  branch:
+    include:
+    - main
+  event:
+    exclude:
+    - pull_request
+
 steps:
 - name: submodules
   image: alpine/git