minimal CI

.github/workflows/build.yml

@@ -0,0 +1,15 @@
+on:
+  push:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - uses: actions/setup-go@v5
+      with:
+        go-version: "1.21"
+    - name: vet
+      run: go vet ./... 
+    - name: build
+      run: go build ./...