Use metadata action to normalize image tags syntax

Author: febus982

.github/workflows/ci-pipeline.yml

@@ -11,8 +11,8 @@ on:
 ####### Uncomment this to test the CI pipeline in a PR
 ####### You'll also need to comment the rules containing {{branch}}
 ####### in the `Extract Docker metadata` step
-#  pull_request:
-#    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
 
 env:
   # Use docker.io for Docker Hub if empty
@@ -53,6 +53,17 @@ jobs:
       - name: Setup Docker buildx
         uses: docker/[email protected]
 
+      - name: Extract Docker cache metadata
+        id: meta-cache
+        uses: docker/[email protected]
+        with:
+          # list of Docker images to use as base name for tags
+          # <registry/<owner>/<repo_name>/<repo_name>-<target>
+          images: |
+            ${{ env.REGISTRY }}/${{ env.REGISTRY_PATH }}/${{ env.IMAGE_NAME }}-cache
+          tags: |
+            type=raw,value=tests
+
       # Build but don't push Docker image with Buildx
       # https://github.com/docker/build-push-action
       - name: Build test image
@@ -63,8 +74,8 @@ jobs:
           load: true
           target: dev
           tags: ${{ env.TEST_TAG }}
-          cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.REGISTRY_PATH }}/${{ env.IMAGE_NAME }}-cache:tests
-          cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.REGISTRY_PATH }}/${{ env.IMAGE_NAME }}-cache:tests,mode=max
+          cache-from: type=registry,ref=${{ steps.meta-cache.outputs.tags }}
+          cache-to: type=registry,ref=${{ steps.meta-cache.outputs.tags }},mode=max
 
       # This is a barrier check to make sure we push a functional
       # docker image, we can avoid linting
@@ -137,6 +148,16 @@ jobs:
           images: |
             ${{ env.REGISTRY }}/${{ env.REGISTRY_PATH }}/${{ env.IMAGE_NAME }}-${{ matrix.docker_target }}
 
+      - name: Extract Docker cache metadata
+        id: meta-cache
+        uses: docker/[email protected]
+        with:
+          # list of Docker images to use as base name for tags
+          # <registry/<owner>/<repo_name>/<repo_name>-<target>
+          images: |
+            ${{ env.REGISTRY }}/${{ env.REGISTRY_PATH }}/${{ env.IMAGE_NAME }}-cache
+          tags: |
+            type=raw,value=buildcache-${{ matrix.docker_target }}-${{ env.PLATFORM_PAIR }}
 
       # This build an image WITHOUT tags and outputs the digests, so that we can aggragate them later
       - name: Build and push production image
@@ -149,8 +170,8 @@ jobs:
           outputs: type=image,push-by-digest=true,name-canonical=true,push=true
           tags: ${{ env.REGISTRY }}/${{ env.REGISTRY_PATH }}/${{ env.IMAGE_NAME }}-${{ matrix.docker_target }}
           labels: ${{ steps.meta.outputs.labels }}
-          cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.REGISTRY_PATH }}/${{ env.IMAGE_NAME }}-cache:buildcache-${{ matrix.docker_target }}-${{ env.PLATFORM_PAIR }}
-          cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.REGISTRY_PATH }}/${{ env.IMAGE_NAME }}-cache:buildcache-${{ matrix.docker_target }}-${{ env.PLATFORM_PAIR }},mode=max
+          cache-from: type=registry,ref=${{ steps.meta-cache.outputs.tags }}
+          cache-to: type=registry,ref=${{ steps.meta-cache.outputs.tags }},mode=max
 
       - name: Export digest
         run: |
@@ -229,8 +250,8 @@ jobs:
           # generate Docker tags based on the following events/attributes
           tags: |
             type=sha
-            type=raw,value={{branch}}-latest
-            type=raw,value={{branch}}-{{date 'YYYYMMDDHHmmss'}}
+#            type=raw,value={{branch}}-latest
+#            type=raw,value={{branch}}-{{date 'YYYYMMDDHHmmss'}}
 
       - name: Create manifest list and push
         working-directory: ${{ runner.temp }}/digests/${{ matrix.docker_target }}