ci: run on *_dev branch push events.

This makes it easier to test CI before opening a PR without needing to
make changes to the CI config, simply name your branch with a `_dev`
suffix.

Author: cpu

.github/workflows/ci.yml

@@ -1,7 +1,8 @@
 on:
   push:
     branches:
-    - main
+      - main
+      - "*_dev"
   pull_request:
 
 name: CI