Refactor container.yml

Refactor 'set IS_VERSION_TAG' into determine-tags-action composite action

.github/actions/determine-tags-action/action.yml

@@ -0,0 +1,30 @@
+name: 'determine-tags-action'
+description: 'Determine version and latest tags'
+runs:
+  using: "composite"
+  steps:
+    - name: "set IS_VERSION_TAG"
+      run: |
+        echo "IS_VERSION_TAG=${{ github.ref_type == 'tag' && startsWith(github.ref_name, 'v') }}" >> $GITHUB_ENV
+        # set defaults
+        echo "IS_LATEST_TAG=false" >> $GITHUB_ENV
+    - name: "set IS_LATEST_TAG"
+      if: ( env.IS_VERSION_TAG )
+      run: |
+        # find the latest version that is not ourself
+        export LATEST_VERSION=$(git tag -l | grep -v '${{ github.ref_name }}' | sort -r --version-sort)
+        # get major minor patch versions
+        IFS='.' read -r latest_major latest_minor latest_patch << EOF
+        $LATEST_VERSION
+        EOF
+        IFS='.' read -r tag_major tag_minor tag_patch << EOF
+        ${{ github.ref_name }}
+        EOF
+        # remove leading v
+        latest_major=$(echo $latest_major | cut -c2-)
+        tag_major=$(echo $tag_major | cut -c2-)
+        echo "$tag_major >= $latest_major"
+        if [[ $tag_major -ge $latest_major && ($tag_minor -ne 0 || $tag_patch -ne 0) ]]; then
+          # set this tag to latest and stable
+          echo "IS_LATEST_TAG=true" >> $GITHUB_ENV
+        fi

.github/workflows/container.yml

@@ -9,37 +9,14 @@ on:
   workflow_dispatch:
 
 jobs:
-  production:
-    name: Production Images
+  build-push-debian-stable-container:
+    name: Build and push debian:stable container
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
-      - name: "set IS_VERSION_TAG"
-        run: |
-          echo "IS_VERSION_TAG=${{ github.ref_type == 'tag' && startsWith(github.ref_name, 'v') }}" >> $GITHUB_ENV
-          # set defaults
-          echo "IS_LATEST_TAG=false" >> $GITHUB_ENV
-      - name: "set IS_LATEST_TAG"
-        if: ( env.IS_VERSION_TAG )
-        run: |
-          # find the latest version that is not ourself
-          export LATEST_VERSION=$(git tag -l | grep -v '${{ github.ref_name }}' | sort -r --version-sort)
-          # get major minor patch versions
-          IFS='.' read -r latest_major latest_minor latest_patch << EOF
-          $LATEST_VERSION
-          EOF
-          IFS='.' read -r tag_major tag_minor tag_patch << EOF
-          ${{ github.ref_name }}
-          EOF
-          # remove leading v
-          latest_major=$(echo $latest_major | cut -c2-)
-          tag_major=$(echo $tag_major | cut -c2-)
-          echo "$tag_major >= $latest_major"
-          if [[ $tag_major -ge $latest_major && ($tag_minor -ne 0 || $tag_patch -ne 0) ]]; then
-            # set this tag to latest and stable
-            echo "IS_LATEST_TAG=true" >> $GITHUB_ENV
-          fi
+      - name: determine-tags-action
+        uses: ./.github/actions/determine-tags-action
       - name: "Setup meta information debian:stable"
         id: meta
         uses: docker/metadata-action@v5
@@ -83,6 +60,14 @@ jobs:
           tags: ${{ steps.meta.outputs.tags }}
           labels: ${{ steps.meta.outputs.labels }}
 
+  build-push-debian-oldstable-container:
+    name: Build and push debian:oldstable container
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - name: determine-tags-action
+        uses: ./.github/actions/determine-tags-action
       - name: "Setup meta information debian:oldstable"
         id: old_stable_meta
         uses: docker/metadata-action@v5
@@ -110,6 +95,14 @@ jobs:
           tags: ${{ steps.old_stable_meta.outputs.tags }}
           labels: ${{ steps.old_stable_meta.outputs.labels }}
 
+  build-push-debian-testing-container:
+    name: Build and push debian:testing container
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - name: determine-tags-action
+        uses: ./.github/actions/determine-tags-action
       - name: "Setup meta information debian:testing"
         id: testing_meta
         uses: docker/metadata-action@v5
@@ -139,7 +132,7 @@ jobs:
 
   # triggers projects that work with stable branches on a new stable tag
   trigger-stable-projects:
-    needs: production
+    needs: build-push-debian-stable-container
     if: github.ref_type == 'tag' && startsWith(github.ref_name, 'v')
     name: Trigger update container images in related projects for new tags
     strategy:
@@ -164,7 +157,7 @@ jobs:
           ref: main
 
   trigger-related-projects:
-    needs: production
+    needs: build-push-debian-stable-container
     if: github.event_name != 'pull_request'
     name: Trigger update container images in related projects
     strategy: