refactor(ci): simplify tag formatting with reusable function

Signed-off-by: Dorin Geman <dorin.geman@docker.com>

Author: doringeman

.github/workflows/release.yml

@@ -75,48 +75,23 @@ jobs:
         id: tags
         shell: bash
         run: |
-          echo "cpu<<EOF" >> "$GITHUB_OUTPUT"
-          echo "docker/model-runner:${{ inputs.releaseTag }}" >> "$GITHUB_OUTPUT"
-          if [ "${{ inputs.pushLatest }}" == "true" ]; then
-            echo "docker/model-runner:latest" >> "$GITHUB_OUTPUT"
-          fi
-          echo 'EOF' >> "$GITHUB_OUTPUT"
-          echo "cuda<<EOF" >> "$GITHUB_OUTPUT"
-          echo "docker/model-runner:${{ inputs.releaseTag }}-cuda" >> "$GITHUB_OUTPUT"
-          if [ "${{ inputs.pushLatest }}" == "true" ]; then
-            echo "docker/model-runner:latest-cuda" >> "$GITHUB_OUTPUT"
-          fi
-          echo 'EOF' >> "$GITHUB_OUTPUT"
-          echo "vllm-cuda<<EOF" >> "$GITHUB_OUTPUT"
-          echo "docker/model-runner:${{ inputs.releaseTag }}-vllm-cuda" >> "$GITHUB_OUTPUT"
-          if [ "${{ inputs.pushLatest }}" == "true" ]; then
-            echo "docker/model-runner:latest-vllm-cuda" >> "$GITHUB_OUTPUT"
-          fi
-          echo 'EOF' >> "$GITHUB_OUTPUT"
-          echo "sglang-cuda<<EOF" >> "$GITHUB_OUTPUT"
-          echo "docker/model-runner:${{ inputs.releaseTag }}-sglang-cuda" >> "$GITHUB_OUTPUT"
-          if [ "${{ inputs.pushLatest }}" == "true" ]; then
-            echo "docker/model-runner:latest-sglang-cuda" >> "$GITHUB_OUTPUT"
-          fi
-          echo 'EOF' >> "$GITHUB_OUTPUT"
-          echo "rocm<<EOF" >> "$GITHUB_OUTPUT"
-          echo "docker/model-runner:${{ inputs.releaseTag }}-rocm" >> "$GITHUB_OUTPUT"
-          if [ "${{ inputs.pushLatest }}" == "true" ]; then
-            echo "docker/model-runner:latest-rocm" >> "$GITHUB_OUTPUT"
-          fi
-          echo 'EOF' >> "$GITHUB_OUTPUT"
-          echo "musa<<EOF" >> "$GITHUB_OUTPUT"
-          echo "docker/model-runner:${{ inputs.releaseTag }}-musa" >> "$GITHUB_OUTPUT"
-          if [ "${{ inputs.pushLatest }}" == "true" ]; then
-            echo "docker/model-runner:latest-musa" >> "$GITHUB_OUTPUT"
-          fi
-          echo 'EOF' >> "$GITHUB_OUTPUT"
-          echo "cann<<EOF" >> "$GITHUB_OUTPUT"
-          echo "docker/model-runner:${{ inputs.releaseTag }}-cann" >> "$GITHUB_OUTPUT"
-          if [ "${{ inputs.pushLatest }}" == "true" ]; then
-            echo "docker/model-runner:latest-cann" >> "$GITHUB_OUTPUT"
-          fi
-          echo 'EOF' >> "$GITHUB_OUTPUT"
+          format_tags() {
+            local variant="$1"
+            local suffix="${variant:+-$variant}"  # empty for cpu, "-variant" otherwise
+            echo "${variant:-cpu}<<EOF" >> "$GITHUB_OUTPUT"
+            echo "docker/model-runner:${{ inputs.releaseTag }}${suffix}" >> "$GITHUB_OUTPUT"
+            if [ "${{ inputs.pushLatest }}" == "true" ]; then
+              echo "docker/model-runner:latest${suffix}" >> "$GITHUB_OUTPUT"
+            fi
+            echo 'EOF' >> "$GITHUB_OUTPUT"
+          }
+          format_tags "" # cpu
+          format_tags "cuda"
+          format_tags "vllm-cuda"
+          format_tags "sglang-cuda"
+          format_tags "rocm"
+          format_tags "musa"
+          format_tags "cann"
 
       - name: Log in to DockerHub
         uses: docker/login-action@5e57cd118135c172c3672efd75eb46360885c0ef