fix(backend): make API types internal

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

@@ -7,7 +7,7 @@ using Socialize.Api.Modules.Feedback.Services;
 
 namespace Socialize.Api.Modules.Feedback.Handlers;
 
-public record SubmitFeedbackRequest(
+internal record SubmitFeedbackRequest(
     string Type,
     string Description,
     string SubmittedPath,
@@ -24,7 +24,7 @@ public record SubmitFeedbackRequest(
     Guid? ContentItemId,
     string? ContentItemTitle);
 
-public class SubmitFeedbackRequestValidator
+internal class SubmitFeedbackRequestValidator
     : Validator<SubmitFeedbackRequest>
 {
     public SubmitFeedbackRequestValidator()
@@ -43,7 +43,7 @@ public class SubmitFeedbackRequestValidator
     }
 }
 
-public class SubmitFeedbackHandler(
+internal class SubmitFeedbackHandler(
     AppDbContext dbContext,
     FeedbackNotificationService notificationService)
     : Endpoint<SubmitFeedbackRequest, FeedbackReportDto>