### Starting Development Server with Yarn

Source: https://github.com/denimtornado/f-mobile-timers/blob/master/README.md

Runs the app in development mode. Opens the application in the browser at http://localhost:3000. The page reloads on edits, and lint errors are shown in the console.

```shell
yarn start
```

--------------------------------

### Ejecting from Create React App Configuration with Yarn

Source: https://github.com/denimtornado/f-mobile-timers/blob/master/README.md

Removes the single build dependency and copies all configuration files (webpack, Babel, ESLint, etc.) into the project. This is a one-way operation, giving full control over the build setup but requiring manual configuration management.

```shell
yarn eject
```

--------------------------------

### Building for Production with Yarn

Source: https://github.com/denimtornado/f-mobile-timers/blob/master/README.md

Builds the application for production into the 'build' folder. Bundles React, optimizes performance, minifies code, and includes hashes in filenames, preparing the app for deployment.

```shell
yarn build
```

--------------------------------

### Running Tests with Yarn

Source: https://github.com/denimtornado/f-mobile-timers/blob/master/README.md

Launches the test runner in interactive watch mode. Provides feedback on test results as files are changed.

```shell
yarn test
```

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