ci(container): run only on main and version tags

.github/workflows/container.yml

@@ -2,9 +2,12 @@ name: Build container
 
 on:
   push:
-  pull_request:
+    branches:
+      - main
+    tags:
+      - v*
   workflow_dispatch:
-  # Build regularly in order to have up to date base images in the edge image
+  # Build regularly in order to have up to date base image in the edge image
   schedule:
     - cron: '42 2 * * 6' # weekly on Saturday 2:42 UTC
 
@@ -31,7 +34,6 @@ jobs:
       - uses: docker/setup-buildx-action@v3
 
       - name: Login to GHCR
-        if: github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/tags/v')
         uses: docker/login-action@v3
         with:
           registry: ghcr.io
@@ -41,6 +43,6 @@ jobs:
       - uses: docker/build-push-action@v5
         with:
           platforms: linux/amd64, linux/arm64/v8
-          push: ${{ github.ref == 'refs/heads/main' || startsWith(github.ref, 'refs/tags/v') }}
+          push: true
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}