Publish image to GitHub container registry

.github/workflows/ci.yaml

@@ -143,3 +143,34 @@ jobs:
           osc ar
           osc commit -m "New development version of $NAME released"
 
+  github-release-container:
+    name: Release container to GitHub container registry
+    runs-on: ubuntu-20.04
+    if: github.ref == 'refs/heads/main' || github.event_name == 'release'
+    needs: [tlint]
+    steps:
+      - name: Cancel Previous Runs
+        uses: styfle/[email protected]
+        with:
+          access_token: ${{ github.token }}
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - uses: actions-ecosystem/action-get-latest-tag@v1
+        id: latest-tag
+        with:
+          semver_only: true
+          initial_version: 0.0.1
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v3
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+      - name: Build and Push Docker Image
+        uses: docker/build-push-action@v6
+        with:
+          push: true # Will only build if this is not here
+          tags: |
+            ghcr.io/${{ github.repository }}:{{ steps.latest-tag.outputs.tag }}
+            ghcr.io/${{ github.repository }}:latest