Function modify

Public API for the packageJson namespace

modify(
callback: (json: Record<string, any>) => void | Promise<void>,
cwd?: string,
): Promise<void>
Enables modification of any part of the project's package.json file.
Parameters
- callback: (json: Record<string, any>) => void | Promise<void>
- Optionalcwd: string
  override the working directory
Returns Promise<void>
Example
```
import { packageJson } from 'ember-apply';

await packageJson.modify(packageJson => {
  packageJson.volta = {
    node: '16.3.0'
  }
});
```
- Defined in package-json/utils.js:258