add cache dependency path

.github/workflows/deploy.yaml

@@ -18,14 +18,15 @@ jobs:
 
     defaults:
       run:
-        working-directory: /docs
+        working-directory: ./docs
 
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-node@v3
         with:
           node-version: 18
           cache: yarn
+          cache-dependency-path: ./docs/package.json
 
       - name: Install dependencies
         run: yarn install --frozen-lockfile