feat: add feedback backend foundation

backend/src/Socialize.Api/Modules/Feedback/Handlers/ListMyFeedback.cs

@@ -0,0 +1,30 @@
+using FastEndpoints;
+using Microsoft.EntityFrameworkCore;
+using Socialize.Api.Data;
+using Socialize.Api.Infrastructure.Security;
+using Socialize.Api.Modules.Feedback.Contracts;
+
+namespace Socialize.Api.Modules.Feedback.Handlers;
+
+public class ListMyFeedbackHandler(AppDbContext dbContext)
+    : EndpointWithoutRequest<IReadOnlyCollection<FeedbackReportDto>>
+{
+    public override void Configure()
+    {
+        Get("/api/my-feedback");
+        Options(o => o.WithTags("Feedback"));
+    }
+
+    public override async Task HandleAsync(CancellationToken ct)
+    {
+        Guid reporterUserId = User.GetUserId();
+        List<FeedbackReportDto> reports = await dbContext.FeedbackReports
+            .Include(report => report.Tags)
+            .Where(report => report.ReporterUserId == reporterUserId)
+            .OrderByDescending(report => report.LastActivityAt)
+            .Select(report => report.ToDto())
+            .ToListAsync(ct);
+
+        await SendOkAsync(reports, ct);
+    }
+}