feat: add golangci-lint

.github/workflows/golangci-lint.yaml

@@ -0,0 +1,20 @@
+name: golangci-lint
+on: [push, pull_request]
+
+permissions:
+  contents: read
+
+jobs:
+  golangci:
+    name: lint
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version: "1.21"
+          cache: false
+      - name: golangci-lint
+        uses: golangci/golangci-lint-action@v4
+        with:
+          version: v1.54