add frozen lockfile

Author: paanSinghCoder

.github/workflows/main.yml

@@ -17,5 +17,5 @@ jobs:
           node-version: 16.x
           cache: "pnpm"
 
-      - run: pnpm install
+      - run: pnpm install --frozen-lockfile
       - run: pnpm run lint && pnpm run build