GitHub Actionsのテストワークフローを追加し、lintスクリプトをpackage.jsonに追加

.github/workflows/test.yml

@@ -0,0 +1,24 @@
+name: Test
+
+on:
+  push:
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Setup Node
+        uses: actions/setup-node@v4
+        with:
+          node-version-file: ".node-version"
+          cache: "npm"
+
+      - shell: bash
+        run: npm ci
+
+      - run: npm run lint
+      - run: npm run test

package.json

@@ -10,6 +10,7 @@
     }
   },
   "scripts": {
+    "lint": "prettier --check ./src/",
     "fmt": "prettier --write ./src/",
     "test": "node --test"
   },