ci: add release workflow

Author: waveywaves

.github/workflows/release.yml

@@ -0,0 +1,127 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - 'v*.*.*'
+env:
+  RELEASE_VERSION: ${{ github.ref_name }}
+  IMG: ghcr.io/openvirtualcluster/openvirtualcluster-operator:${{ github.ref_name }}
+
+jobs:
+  build-and-push:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v2
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Extract version
+        id: get_version
+        run: echo "VERSION=${GITHUB_REF#refs/tags/v}" >> $GITHUB_OUTPUT
+
+      - name: Build and push
+        run: |
+          make docker-buildx
+        env:
+          IMG: ${{ env.IMG }}
+
+  release:
+    needs: build-and-push
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Create directory for changelog config
+        run: mkdir -p .github/workflows/changelog_builder
+
+      - name: Create changelog config
+        run: |
+          cat > .github/workflows/changelog_builder/config.json << EOF
+          {
+            "categories": [
+              {
+                "title": "## 🚀 Features",
+                "labels": ["feature", "enhancement"]
+              },
+              {
+                "title": "## 🐛 Fixes",
+                "labels": ["fix", "bugfix", "bug"]
+              },
+              {
+                "title": "## 📝 Documentation",
+                "labels": ["documentation"]
+              },
+              {
+                "title": "## 🧰 Maintenance",
+                "labels": ["chore", "maintenance"]
+              }
+            ],
+            "ignore_labels": ["ignore"],
+            "sort": "ASC",
+            "template": "${{CHANGELOG}}"
+          }
+          EOF
+
+      - name: "Build Changelog"
+        id: github_release
+        uses: mikepenz/release-changelog-builder-action@v3
+        with:
+          configuration: ".github/workflows/changelog_builder/config.json"
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Create Release
+        uses: softprops/action-gh-release@v1
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          tag_name: ${{ env.RELEASE_VERSION }}
+          name: ${{ env.RELEASE_VERSION }}
+          body: ${{ steps.github_release.outputs.changelog }}
+          generate_release_notes: true
+
+  build-installer:
+    needs: build-and-push
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+
+      - name: Setup Go
+        uses: actions/setup-go@v4
+        with:
+          go-version-file: 'go.mod'
+
+      - name: Build installer
+        run: |
+          make build-installer
+        env:
+          IMG: ${{ env.IMG }}
+
+      - name: Upload installer artifact
+        uses: actions/upload-artifact@v3
+        with:
+          name: installer
+          path: dist/install.yaml
+
+      - name: Upload installer to release
+        uses: softprops/action-gh-release@v1
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}
+          tag_name: ${{ env.RELEASE_VERSION }}
+          files: dist/install.yaml