add signalr support

Controllers/ApiController.cs

@@ -1,36 +0,0 @@
-using BinaryDad.Notes.Services;
-using Microsoft.AspNetCore.Mvc;
-
-namespace BinaryDad.Notes.Controllers;
-
-[ApiController]
-[Route("[controller]")]
-public class ApiController : ControllerBase
-{
-    private readonly INoteService noteService;
-
-    public ApiController(INoteService noteService)
-    {
-        this.noteService = noteService;
-    }
-
-    [HttpGet]
-    [Route("get")]
-    public string Get() => noteService.Get();
-
-    [HttpPost]
-    [Route("save")]
-    public async Task<bool> Save()
-    {
-        var content = string.Empty;
-
-        using (var reader = new StreamReader(Request.Body))
-        {
-            content = await reader.ReadToEndAsync();
-        }
-
-        noteService.Save(content);
-
-        return true;
-    }
-}