Update .github/workflows/pull_request.yaml

Co-authored-by: Copilot <[email protected]>

Author: starfy84

.github/workflows/pull_request.yaml

@@ -56,6 +56,13 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: 22
+      - name: Cache npm dependencies
+        uses: actions/cache@v4
+        with:
+          path: '**/node_modules'
+          key: ${{ runner.os }}-node-${{ hashFiles('**/package-lock.json') }}
+          restore-keys: |
+            ${{ runner.os }}-node-
       - name: Install Dependencies
         run: npm ci