.NET Watcher in a .NET Core API
1. Set Up the .NET Core API If you don’t already have an API project, create one: dotnet new webapi -n FileWatcherApi cd FileWatcherApi 2. Add the FileSystemWatcher Implementation Open the project in your favorite editor (e.g., Visual Studio, VS Code). Create a new service class to manage file watching. For example: Add a new folder named Services . Create a file named FileWatcherService.cs . Implement the FileWatcherService : using System; using System.IO; namespace FileWatcherApi.Services { public class FileWatcherService { private readonly FileSystemWatcher _fileWatcher; public FileWatcherService(string pathToWatch) { if (!Directory.Exists(pathToWatch)) { throw new DirectoryNotFoundException($"The directory '{pathToWatch}' does n...