Add test workflow

.github/workflows/test.yml

@@ -0,0 +1,17 @@
+name: test
+on: [push, pull_request]
+
+jobs:
+  test:
+    name: test
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+      - name: Set up Go
+        uses: actions/setup-go@v3
+        with:
+          go-version: '1.20'
+      - name: Test
+        run: make test