feat: trigger on release create

Author: vwency

.github/workflows/delete-old-image.yml

@@ -14,7 +14,7 @@ jobs:
         with:
           token: ${{ secrets.GITHUB_TOKEN }} 
           owner: ${{ github.repository_owner }}
-          repository: multi-repo/Postgres
+          repository: multi-repo/postgres
           keep-n-tagged: 1
-          package: multi-repo/Postgres/pg
+          package: multi-repo/postgres/pg
           dry-run: false

.github/workflows/docker-builds.yml

@@ -1,11 +1,8 @@
 name: Build Docker Images
 
 on:
-  push:
-    branches:
-      - main
   release:
-    types: [created, published, released]
+    types: [published]
 
 
 jobs: