CI: add coverage, static analysis, cross-builds

.gitea/workflows/ci.yml

@@ -2,16 +2,21 @@ name: CI
 on:
   push:
     branches: [ main, work/review ]
+
 jobs:
   build:
     runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        go: ['1.20']
+        os: ['ubuntu-latest']
     steps:
       - name: Checkout
         uses: actions/checkout@v3
       - name: Set up Go
         uses: actions/setup-go@v4
         with:
-          go-version: '1.20'
+          go-version: ${{ matrix.go }}
       - name: Cache Go modules
         uses: actions/cache@v4
         with:
@@ -28,7 +33,26 @@ jobs:
           gofmt_out=$(gofmt -l . | wc -l); if [ "$gofmt_out" -ne "0" ]; then echo "gofmt needs to be run"; gofmt -w .; exit 1; fi
       - name: Vet
         run: go vet ./...
-      - name: Build
+      - name: Static analysis (golangci-lint)
+        uses: golangci/golangci-lint-action@v4
+        with:
+          version: 'v1.59.0'
+      - name: Build (amd64)
         run: make build
+      - name: Cross build (linux/arm64)
+        run: |
+          GOOS=linux GOARCH=arm64 go build -o bin/arm64 ./...
       - name: Test
         run: make test
+      - name: Coverage
+        run: |
+          go test -coverprofile=coverage.out ./... || true
+          go tool cover -func=coverage.out | sed -n '1,200p'
+
+  release-checks:
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - uses: actions/checkout@v3
+      - name: Echo OK
+        run: echo "build and tests passed"