Function monitorFile

monitorFile(
    path: string,
    callback?: (file: File, event: FileMonitorEvent) => void,
    options?: { flags: FileMonitorFlags; recursive: boolean },
): FileMonitor | null
Watches a file or directory for changes.

Recursively monitors subdirectories by default. The returned monitor is kept alive internally to prevent garbage collection.
Parameters
- path: string
  The file or directory path to monitor
- Optionalcallback: (file: File, event: FileMonitorEvent) => void
  Callback invoked on file changes
- options: { flags: FileMonitorFlags; recursive: boolean } = ...
  Monitor flags and recursion setting
Returns FileMonitor | null
The file monitor, or null on error
Example
```
monitorFile('/tmp/myfile', (file, event) => {
    console.log('changed:', file.get_path(), event);
});
```
- Defined in src/utils/file.ts:128