ci: create a release on tag

Signed-off-by: NotAShelf <raf@notashelf.dev>
Change-Id: I718a6f8ce6ad08fe9da15225bf4009466a6a6964

.github/workflows/release.yml

@@ -0,0 +1,66 @@
+name: Release
+
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  build:
+    strategy:
+      matrix:
+        goos: [linux, darwin, freebsd]
+        goarch: [amd64, arm64]
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - uses: actions/checkout@v6
+
+      - name: Set up Go
+        uses: actions/setup-go@v6
+        with:
+          go-version-file: go.mod
+          cache: true
+
+      - name: Build
+        env:
+          GOOS: ${{ matrix.goos }}
+          GOARCH: ${{ matrix.goarch }}
+        run: |
+          go build \
+            -ldflags="-s -w -X main.Version=${{ github.ref_name }} -X main.Commit=${{ github.sha }}" -o watchdog-${GOOS}-${GOARCH} .
+
+      - name: Create artifact
+        run: |
+            tar -czvf watchdog-${GOOS}-${{ matrix.goarch }}.tar.gz watchdog-${GOOS}-${{ matrix.goarch }}
+        env:
+          GOOS: ${{ matrix.goos }}
+          GOARCH: ${{ matrix.goarch }}
+
+      - name: Upload artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: watchdog-${{ matrix.goos }}-${{ matrix.goarch }}
+          path: watchdog-*
+
+  release:
+    needs: build
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+    steps:
+      - uses: actions/checkout@v6
+
+      - name: Download all artifacts
+        uses: actions/download-artifact@v8
+        with:
+          path: artifacts
+
+      - name: Create GitHub Release
+        uses: softprops/action-gh-release@v2
+        with:
+          files: artifacts/**/*.tar.gz artifacts/**/*.zip
+          generate_release_notes: true
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}