allow workspace root install

Author: evoactivity

.github/workflows/ci.yml

@@ -46,7 +46,7 @@ jobs:
           node-version: ${{ matrix.node-version }}
           cache: 'pnpm'
 
-      - run: pnpm add -D prettier@${{ matrix.prettier-version }}
+      - run: pnpm add -D prettier@${{ matrix.prettier-version }} -w
 
       - run: pnpm install --frozen-lockfile