Add frontend creation game (#13)

Reviewed-on: #13

src/GameIdeas/Server/GameIdeas.WebAPI/Controllers/CategoryController.cs

@@ -0,0 +1,26 @@
+using GameIdeas.Shared.Dto;
+using GameIdeas.WebAPI.Services.Interfaces;
+using Microsoft.AspNetCore.Mvc;
+
+namespace GameIdeas.WebAPI.Controllers;
+
+[ApiController]
+[Route("api/[controller]")]
+public class CategoryController(ICategoryService categoryService, ILoggerFactory loggerFactory) : Controller
+{
+    private readonly ILogger<CategoryController> logger = loggerFactory.CreateLogger<CategoryController>();
+
+    [HttpGet("All")]
+    public async Task<ActionResult<CategoriesDto>> FetchAllCategories()
+    {
+        try
+        {
+            return Ok(await categoryService.GetCategories());
+        }
+        catch (Exception e)
+        {
+            logger.LogError(e, "Internal error while fetching categories");
+            return StatusCode(500, e.Message);
+        }
+    }
+}