Add GitHub Actions

Author: 178inaba

.github/workflows/test.yml

@@ -0,0 +1,21 @@
+name: Test
+
+on: push
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  test:
+    name: Test
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Setup Go
+        uses: actions/setup-go@v5
+        with:
+          go-version-file: go.mod
+      - name: Test
+        uses: shogo82148/actions-goveralls@v1