yarn workspaces <workspace> add <package> -D` adds to <workspace> `dependencies` · Issue #5396 · yarnpkg/yarn · GitHub
GitHub - square/find-yarn-workspace-root: Algorithm for finding the root of a yarn workspace, extracted from yarnpkg.com
![javascript - Yarn add creates yarn.lock and node_modules folder inside sub-package in yarn workspace - Stack Overflow javascript - Yarn add creates yarn.lock and node_modules folder inside sub-package in yarn workspace - Stack Overflow](https://i.stack.imgur.com/5TxjQ.png)
javascript - Yarn add creates yarn.lock and node_modules folder inside sub-package in yarn workspace - Stack Overflow
![reactjs - Showing error in yarn start command says This package doesn't seem to be present in your lockfile; try to make an install to update your resolutions - Stack Overflow reactjs - Showing error in yarn start command says This package doesn't seem to be present in your lockfile; try to make an install to update your resolutions - Stack Overflow](https://i.stack.imgur.com/yofLA.png)