Run static type check on GitHub Actions

Author: TaiSakuma

.github/workflows/type-check.yml

@@ -0,0 +1,27 @@
+name: Check static types
+
+on:
+  push:
+    branches:
+      - "**"
+  pull_request:
+    branches:
+      - "**"
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v5
+
+      - name: Use Node.js
+        uses: actions/setup-node@v5
+        with:
+          node-version: "22.x"
+
+      - name: Install dependencies
+        run: yarn install
+
+      - name: Type check
+        run: yarn type-check