ci: add test and release workflows (#3)

* ci: add test workflow

* ci: add release workflow with cross-platform builds

Author: balcsida

.github/workflows/release.yml

@@ -0,0 +1,60 @@
+name: Release
+
+on:
+  push:
+    tags: ["v*"]
+
+permissions:
+  contents: write
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        include:
+          - goos: linux
+            goarch: amd64
+          - goos: linux
+            goarch: arm64
+          - goos: darwin
+            goarch: amd64
+          - goos: darwin
+            goarch: arm64
+          - goos: windows
+            goarch: amd64
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+
+      - name: Build
+        env:
+          GOOS: ${{ matrix.goos }}
+          GOARCH: ${{ matrix.goarch }}
+        run: |
+          ext=""
+          if [ "$GOOS" = "windows" ]; then ext=".exe"; fi
+          go build -trimpath -ldflags="-s -w" -o "gh-enterprise-contribution-sync-${GOOS}-${GOARCH}${ext}" .
+
+      - name: Upload artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: gh-enterprise-contribution-sync-${{ matrix.goos }}-${{ matrix.goarch }}
+          path: gh-enterprise-contribution-sync-*
+
+  publish:
+    needs: release
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/download-artifact@v4
+        with:
+          merge-multiple: true
+
+      - name: Create GitHub Release
+        env:
+          GH_TOKEN: ${{ github.token }}
+          TAG: ${{ github.ref_name }}
+        run: gh release create "$TAG" --repo "$GITHUB_REPOSITORY" --generate-notes gh-enterprise-contribution-sync-*

.github/workflows/test.yml

@@ -0,0 +1,24 @@
+name: Test
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+permissions:
+  contents: read
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+
+      - run: go vet ./...
+
+      - run: go build -o gh-enterprise-contribution-sync .