chore: add ci.yaml

.github/workflows/ci.yaml

@@ -0,0 +1,43 @@
+name: CI
+
+on:
+  push:
+    branches: [ "**" ]
+  pull_request:
+
+permissions: read-all
+
+jobs:
+  lint-test:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: "go.mod"
+
+      - name: Cache Go build
+        uses: actions/cache@v4
+        with:
+          path: |
+            ~/.cache/go-build
+            ~/go/pkg/mod
+          key: go-${{ runner.os }}-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            go-${{ runner.os }}-
+
+      - name: Install golangci-lint
+        uses: golangci/golangci-lint-action@v6
+        with:
+          version: latest
+          args: --version
+
+      - name: Lint
+        run: golangci-lint run
+
+      - name: Test
+        run: go test ./... -race -coverprofile=coverage.out