fix: confirm email changes and enforce clean backend build

backend/src/Socialize.Api/Modules/CalendarIntegrations/Handlers/CreateCalendarSource.cs

@@ -121,7 +121,7 @@ internal class CreateCalendarSourceHandler(
              source.CatalogSourceReference == normalizedCatalogReference) ||
             (!string.IsNullOrWhiteSpace(normalizedUrl) &&
              source.SourceUrl != null &&
-             source.SourceUrl.ToUpper() == normalizedUrl.ToUpper()),
+             EF.Functions.ILike(source.SourceUrl, normalizedUrl)),
             ct);
     }
 

backend/src/Socialize.Api/Modules/CalendarIntegrations/Handlers/ListCalendarCatalog.cs

@@ -47,11 +47,11 @@ internal class ListCalendarCatalogHandler(AppDbContext dbContext)
 
         if (!string.IsNullOrWhiteSpace(request.Search))
         {
-            string search = request.Search.Trim().ToLowerInvariant();
+            string search = $"%{request.Search.Trim()}%";
             query = query.Where(entry =>
-                entry.Title.ToLower().Contains(search) ||
-                entry.Description.ToLower().Contains(search) ||
-                entry.ProviderName.ToLower().Contains(search));
+                EF.Functions.ILike(entry.Title, search) ||
+                EF.Functions.ILike(entry.Description, search) ||
+                EF.Functions.ILike(entry.ProviderName, search));
         }
 
         if (!string.IsNullOrWhiteSpace(request.Country))