feat: workflow

.github/workflows/build.yaml

@@ -0,0 +1,19 @@
+name: build
+
+on:
+  pull_request:
+  push:
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version: 1.21
+          cache: true
+      - run: go test -v ./...