add cache

.github/workflows/deploy.yml

@@ -20,9 +20,20 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: 22
+          cache: 'yarn'  # 自动缓存 yarn 依赖
           
       - name: Install Yarn
         run: npm install -g yarn
+
+      - name: Cache Next.js build
+        uses: actions/cache@v3
+        id: cache-next-build
+        with:
+          path: |
+            .next/cache
+          key: ${{ runner.os }}-next-${{ github.sha }}
+          restore-keys: |
+            ${{ runner.os }}-next-
       
       - name: Install dependencies with Yarn
         run: yarn install --frozen-lockfile