Add a GH action to create release binaries

.github/workflows/release-binaries.yml

@@ -0,0 +1,107 @@
+name: Release Binaries
+
+on:
+  push:
+    tags:
+      - 'v*'
+  workflow_dispatch:
+    inputs:
+      tag:
+        description: 'Tag to build and publish'
+        required: true
+        type: string
+
+jobs:
+  build-and-release:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write  # Needed for creating GitHub releases
+      packages: read
+
+    strategy:
+      matrix:
+        goos: [linux]
+        goarch: [amd64, arm64]
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          ref: ${{ github.event_name == 'workflow_dispatch' && inputs.tag || github.ref }}
+          fetch-depth: 0  # Fetch all history for proper versioning
+
+      - name: Set up Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: '1.24'
+          cache: true
+
+      - name: Set VERSION environment variable
+        run: |
+          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
+            echo "VERSION=${{ inputs.tag }}" >> $GITHUB_ENV
+          else
+            echo "VERSION=${GITHUB_REF#refs/tags/}" >> $GITHUB_ENV
+          fi
+
+      - name: Build binary
+        env:
+          GOOS: ${{ matrix.goos }}
+          GOARCH: ${{ matrix.goarch }}
+          OUTPUT_NAME_WITH_ARCH: "true"
+          BUILD_USER: "github-actions"
+          BUILD_DATE: ${{ github.event.repository.updated_at }}
+          GO_FLAGS: "-tags=netgo"
+        run: ./build/build.sh
+
+      - name: Prepare binary for upload
+        run: |
+          cd _output
+          sha256sum cadvisor-${{ env.VERSION }}-${{ matrix.goos }}-${{ matrix.goarch }} > cadvisor-${{ env.VERSION }}-${{ matrix.goos }}-${{ matrix.goarch }}.sha256
+
+      - name: Upload artifacts
+        uses: actions/upload-artifact@v4
+        with:
+          name: cadvisor-${{ env.VERSION }}-${{ matrix.goos }}-${{ matrix.goarch }}
+          path: |
+            _output/cadvisor-${{ env.VERSION }}-${{ matrix.goos }}-${{ matrix.goarch }}*
+          retention-days: 1
+
+  create-release:
+    needs: build-and-release
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write  # Needed for creating GitHub releases
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+        with:
+          ref: ${{ github.event_name == 'workflow_dispatch' && inputs.tag || github.ref }}
+
+      - name: Set VERSION environment variable
+        run: |
+          if [ "${{ github.event_name }}" = "workflow_dispatch" ]; then
+            echo "VERSION=${{ inputs.tag }}" >> $GITHUB_ENV
+          else
+            echo "VERSION=${GITHUB_REF#refs/tags/}" >> $GITHUB_ENV
+          fi
+
+      - name: Download all artifacts
+        uses: actions/download-artifact@v4
+        with:
+          path: artifacts
+
+      - name: Display structure of downloaded files
+        run: ls -R artifacts
+
+      - name: Create Release
+        id: create_release
+        uses: softprops/action-gh-release@v2
+        with:
+          tag_name: ${{ env.VERSION }}
+          name: cAdvisor ${{ env.VERSION }}
+          draft: false
+          prerelease: ${{ contains(env.VERSION, 'alpha') || contains(env.VERSION, 'beta') || contains(env.VERSION, 'rc') }}
+          generate_release_notes: true
+          files: |
+            artifacts/**/*