Refactor controller methods to return ActionResult for better error handling

Marechai.Server/Controllers/NewsController.cs

@@ -28,12 +28,12 @@ using System.Linq;
 using System.Security.Claims;
 using System.Threading.Tasks;
 using Marechai.Data.Dtos;
+using Marechai.Database;
 using Marechai.Database.Models;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.Mvc;
 using Microsoft.EntityFrameworkCore;
-using Microsoft.Extensions.Localization;
 
 namespace Marechai.Server.Controllers;
 
@@ -158,17 +158,19 @@ public class NewsController(MarechaiContext context) : ControllerBase
     [Authorize(Roles = "Admin,UberAdmin")]
     [ProducesResponseType(StatusCodes.Status200OK)]
     [ProducesResponseType(StatusCodes.Status400BadRequest)]
-    public async Task DeleteAsync(int id)
+    public async Task<ActionResult> DeleteAsync(int id)
     {
         string userId = User.FindFirstValue(ClaimTypes.Sid);
 
-        if(userId is null) return;
+        if(userId is null) return Unauthorized();
         News item = await context.News.FindAsync(id);
 
-        if(item is null) return;
+        if(item is null) return NotFound();
 
         context.News.Remove(item);
 
         await context.SaveChangesWithUserAsync(userId);
+
+        return Ok();
     }
 }