Add fullscreen suggestion edit UX with admin overrides

Endpoints/SuggestEndpoints.cs

@@ -99,6 +99,55 @@ public static class SuggestEndpoints
             return Results.NoContent();
         });
 
+        app.MapPut("/api/suggestions/{id:int}", async (int id, [FromBody] SuggestionRequest request, HttpContext ctx, AppDbContext db, IConfiguration config) =>
+        {
+            var player = await EndpointHelpers.GetAuthenticatedPlayer(ctx, db);
+            var isAdmin = await EndpointHelpers.IsAdmin(ctx, db, config);
+
+            if (!isAdmin)
+            {
+                if (player is null) return Results.Unauthorized();
+
+                var phase = await EndpointHelpers.GetPhase(db);
+                if (phase != Phase.Suggest)
+                    return EndpointHelpers.PhaseMismatch(Phase.Suggest, phase);
+            }
+
+            if (string.IsNullOrWhiteSpace(request.Name) || request.Name.Length > 100)
+            {
+                return Results.BadRequest(new { error = "Name is required and must be <= 100 characters." });
+            }
+
+            var suggestion = await db.Suggestions.FirstOrDefaultAsync(s => s.Id == id);
+            if (suggestion == null) return Results.NotFound(new { error = "Suggestion not found." });
+
+            if (!isAdmin)
+            {
+                if (suggestion.PlayerId != player!.Id)
+                    return Results.Unauthorized();
+            }
+
+            suggestion.Name = request.Name.Trim();
+            suggestion.Genre = EndpointHelpers.TrimTo(request.Genre, 50);
+            suggestion.Description = EndpointHelpers.TrimTo(request.Description, 500);
+            suggestion.ScreenshotUrl = EndpointHelpers.TrimTo(request.ScreenshotUrl, 2048);
+            suggestion.YoutubeUrl = EndpointHelpers.TrimTo(request.YoutubeUrl, 2048);
+            suggestion.GameUrl = EndpointHelpers.TrimTo(request.GameUrl, 2048);
+
+            await db.SaveChangesAsync();
+
+            return Results.Ok(new
+            {
+                suggestion.Id,
+                suggestion.Name,
+                suggestion.Genre,
+                suggestion.Description,
+                suggestion.ScreenshotUrl,
+                suggestion.YoutubeUrl,
+                suggestion.GameUrl
+            });
+        });
+
         app.MapGet("/api/suggestions/all", async (HttpContext ctx, AppDbContext db) =>
         {
             var phase = await EndpointHelpers.GetPhase(db);