ci: checks に docs を追加

.github/workflows/checks.yml

@@ -32,10 +32,32 @@ jobs:
           level: error
           reporter: github-pr-review
 
+  check-docs:
+    runs-on: ubuntu-22.04
+    needs: changed
+    if: needs.changed.outputs.docs == 'true'
+    timeout-minutes: 10
+
+    steps:
+      # https://github.com/marketplace/actions/checkout
+      - name: Checkout
+        uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
+
+      # https://github.com/marketplace/actions/mise-action
+      - name: mise action
+        uses: jdx/mise-action@3bc85396a273ed82bba5e53a15174bbf9dba095c # v2.0.2
+
+      - name: Install deps
+        run: bun install
+
+      - name: Build
+        run: bun run build
+
   status-check:
     runs-on: ubuntu-22.04
     needs:
       - check-actions
+      - check-docs
     permissions: { }
     if: failure()
     steps: