ci: add test/lint workflow and private module auth

.github/workflows/ci.yaml

@@ -0,0 +1,54 @@
+name: CI
+
+on:
+  push:
+    branches: [master]
+  pull_request:
+    branches: [master]
+
+permissions:
+  contents: read
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+
+      - name: Check goimports
+        run: |
+          go install golang.org/x/tools/cmd/goimports@latest
+          diff <(goimports -l .) <(echo -n)
+
+      - name: Run staticcheck
+        run: |
+          go install honnef.co/go/tools/cmd/staticcheck@latest
+          staticcheck ./...
+
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+
+      - name: Run tests
+        run: go test -race -v ./...
+
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+
+      - name: Build
+        run: go build -v ./...

.github/workflows/release.yaml

@@ -20,6 +20,10 @@ jobs:
         with:
           go-version-file: go.mod
 
+      - name: Configure private modules
+        run: git config --global url."https://${{ secrets.GO_MODULE_PAT }}@github.com/".insteadOf "https://github.com/"
+        if: ${{ secrets.GO_MODULE_PAT != '' }}
+
       - uses: goreleaser/goreleaser-action@v6
         with:
           distribution: goreleaser-pro