opt: refine questions

.github/workflows/i18n-check.yml

@@ -0,0 +1,32 @@
+name: I18n Completeness Check
+
+on:
+  pull_request:
+    types: [opened, synchronize, reopened, ready_for_review]
+  workflow_dispatch:
+
+permissions:
+  contents: read
+
+concurrency:
+  group: i18n-check-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  i18n-check:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: npm
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Validate i18n completeness
+        run: npm run check:i18n