Update release.yml

Co-authored-by: Miauwkeru <[email protected]>

Author: Schamper

.github/workflows/release.yml

@@ -1,5 +1,9 @@
 name: "Release devcontainer image"
 on:
+  pull_request:
+  push:
+    branches:
+      - main
   workflow_dispatch:
   schedule:
     cron: "0 0 1 * *"