Apply suggestion from @Copilot

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

Author: starfy84

.github/workflows/pull_request.yaml

@@ -58,8 +58,6 @@ jobs:
           node-version: 22
       - name: Install Dependencies
         run: npm ci
-      - name: Install OpenAPI Generator at root
-        run: npm install @api-ts/openapi-generator@v5
 
       - name: Download and install vacuum v0.18.1
         run: |