chore: update build action

.github/workflows/build-and-push-release-image.yml

@@ -1,14 +1,18 @@
-name: build-and-push-release-image
+name: build-and-push-stable-image
 
 on:
   push:
-    branches:
+    tags:
-      # Run on pushing branches like `release/1.0.0`
+      # Match stable and rc versions, such as 'v1.0.0' or 'v0.23.0-rc.0'
-      - "release/*.*.*"
+      - "v*.*.*"
+      - "v*.*.*-rc.*"
 
 jobs:
-  build-and-push-release-image:
+  build-and-push-stable-image:
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
     steps:
       - uses: actions/checkout@v4
 
@@ -16,10 +20,14 @@ jobs:
         uses: docker/setup-qemu-action@v3
 
       - name: Extract build args
-        # Extract version from branch name
+        # Extract version number and check if it's an rc version
-        # Example: branch name `release/1.0.0` sets up env.VERSION=1.0.0
         run: |
-          echo "VERSION=${GITHUB_REF_NAME#release/}" >> $GITHUB_ENV
+          if [[ "${GITHUB_REF_NAME}" =~ -rc ]]; then
+            echo "PRE_RELEASE=true" >> $GITHUB_ENV
+          else
+            echo "PRE_RELEASE=false" >> $GITHUB_ENV
+          fi
+          echo "VERSION=${GITHUB_REF_NAME#v}" >> $GITHUB_ENV
 
       - name: Login to Docker Hub
         uses: docker/login-action@v3
@@ -32,6 +40,36 @@ jobs:
         uses: docker/setup-buildx-action@v3
         with:
           install: true
+          version: v0.9.1
+
+      # Metadata for stable versions
+      - name: Docker meta for stable
+        id: meta-stable
+        if: env.PRE_RELEASE == 'false'
+        uses: docker/metadata-action@v5
+        with:
+          images: |
+            yourselfhosted/slash
+          tags: |
+            type=semver,pattern={{version}},value=${{ env.VERSION }}
+            type=raw,value=stable
+          flavor: |
+            latest=true
+          labels: |
+            org.opencontainers.image.version=${{ env.VERSION }}
+
+      # Metadata for rc versions
+      - name: Docker meta for rc
+        id: meta-rc
+        if: env.PRE_RELEASE == 'true'
+        uses: docker/metadata-action@v5
+        with:
+          images: |
+            yourselfhosted/slash
+          tags: |
+            type=raw,value=${{ env.VERSION }}
+          labels: |
+            org.opencontainers.image.version=${{ env.VERSION }}
 
       - name: Build and Push
         id: docker_build
@@ -41,4 +79,5 @@ jobs:
           file: ./Dockerfile
           platforms: linux/amd64,linux/arm64
           push: true
-          tags: yourselfhosted/slash:latest, yourselfhosted/slash:${{ env.VERSION }}
+          tags: ${{ steps.meta-stable.outputs.tags || steps.meta-rc.outputs.tags }}
+          labels: ${{ steps.meta-stable.outputs.labels || steps.meta-rc.outputs.labels }}