add ci workflow

.github/workflows/ci.yml

@@ -0,0 +1,19 @@
+name: CI
+on:
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  ci:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Setup Go
+        uses: actions/setup-go@v4
+        with:
+          go-version: '1.22.x'
+      - name: Install dependencies
+        run: go get.
+      - name: Test with Go CLI
+        run: go test ./test