fix: confirm email changes and enforce clean backend build

backend/src/Socialize.Api/Modules/CalendarIntegrations/Services/CalendarExportFeedService.cs

@@ -3,11 +3,11 @@ using Socialize.Api.Data;
 
 namespace Socialize.Api.Modules.CalendarIntegrations.Services;
 
-internal class CalendarExportFeedService(AppDbContext dbContext, CalendarExportFeedBuilder feedBuilder)
+internal class CalendarExportFeedService(AppDbContext dbContext)
 {
     public async Task<string> BuildUserFeedAsync(Guid userId, string? userEmail, string appBaseUrl, CancellationToken ct)
     {
-        string normalizedEmail = userEmail?.Trim().ToUpperInvariant() ?? string.Empty;
+        string normalizedEmail = userEmail?.Trim() ?? string.Empty;
         Guid[] workspaceIds = await dbContext.Workspaces
             .Where(workspace =>
                 workspace.OwnerUserId == userId ||
@@ -51,7 +51,7 @@ internal class CalendarExportFeedService(AppDbContext dbContext, CalendarExportF
             .Where(approval =>
                 approval.DueAt.HasValue &&
                 (approval.RequestedByUserId == userId ||
-                 (!string.IsNullOrEmpty(normalizedEmail) && approval.ReviewerEmail.ToUpper() == normalizedEmail)))
+                 (!string.IsNullOrEmpty(normalizedEmail) && EF.Functions.ILike(approval.ReviewerEmail, normalizedEmail))))
             .Join(
                 dbContext.ContentItems,
                 approval => approval.ContentItemId,
@@ -91,7 +91,7 @@ internal class CalendarExportFeedService(AppDbContext dbContext, CalendarExportF
                 appBaseUrl))
             .ToListAsync(ct));
 
-        return feedBuilder.Build("Socialize my work", events);
+        return CalendarExportFeedBuilder.Build("Socialize my work", events);
     }
 
     private static CalendarExportFeedEvent ToContentFeedEvent(