fix the yml

Author: Harmeet Singh

.github/workflows/ci.yml

@@ -9,11 +9,18 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+
       - uses: actions/setup-node@v4
         with:
           node-version: '20'
-          cache: 'pnpm'                # <-- important
+          cache: 'pnpm'
           cache-dependency-path: pnpm-lock.yaml
-      - run: corepack enable
+
+      # 👇 installs pnpm on the runner
+      - uses: pnpm/action-setup@v4
+        with:
+          version: 9
+
+      - run: pnpm --version
       - run: pnpm install --frozen-lockfile
       - run: pnpm build