Container image tag normalization

.github/workflows/publish-image.yml

@@ -3,13 +3,15 @@ name: Publish container image
 
 on:
   push:
-    release:
-      types: [published]
+    branches:
+      - 'main'
+      - 'next'
     tags:
-    - 'latest'
-    - 'v[0-9]+'
-    - 'v[0-9]+.[0-9]+'
-    - 'v[0-9]+.[0-9]+.[0-9]+'
+      - 'v*'
+  pull_request:
+    branches:
+      - 'main'
+      - 'next'
 
 # Defines two custom environment variables for the workflow. These are used for the Container registry domain, and a name for the Docker image that this workflow builds.
 env:
@@ -41,6 +43,13 @@ jobs:
         uses: docker/metadata-action@9ec57ed1fcdbf14dcef7dfbe97b2010124a938b7
         with:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          tags: |
+            # set latest tag for default branch
+            type=raw,value=latest,enable={{is_default_branch}}
+            type=ref,event=branch
+            type=ref,event=pr
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
       # This step uses the `docker/build-push-action` action to build the image, based on your repository's `Dockerfile`. If the build succeeds, it pushes the image to GitHub Packages.
       # It uses the `context` parameter to define the build's context as the set of files located in the specified path. For more information, see "[Usage](https://github.com/docker/build-push-action#usage)" in the README of the `docker/build-push-action` repository.
       # It uses the `tags` and `labels` parameters to tag and label the image with the output from the "meta" step.