fix: Resolve scoped service dependency issue in ProfileManager

- Replace IMediator constructor injection with IServiceScopeFactory
- Create new scope in ExecuteAsync loop to resolve scoped services (ISQLExecutor)
- Fixes: Cannot resolve scoped service from root provider error
- Enables ProfileManager to properly execute MediatR queries with scoped dependencies

ECMJobRunner.WebCron/ProfileManager.cs

@@ -8,7 +8,7 @@ using System.Collections.Concurrent;
 
 namespace ECMJobRunner.WebCron
 {
-    public class ProfileManager(ILogger<ProfileManager> Logger, IMediator Mediator, IRecurringJobManager JobManager) : BackgroundService
+    public class ProfileManager(ILogger<ProfileManager> Logger, IServiceScopeFactory ScopeFactory, IRecurringJobManager JobManager) : BackgroundService
     {
         private readonly ConcurrentDictionary<string, CfgProfileDto> Profiles = new();
 
@@ -22,7 +22,11 @@ namespace ECMJobRunner.WebCron
                     Logger.LogInformation("Worker running at: {time}", DateTimeOffset.Now);
                 }
 
-                var profiles = await Mediator.Send(new GetProfileQuery()
+                // Create a scope to resolve scoped services (ISQLExecutor used by MediatR pipeline)
+                using var scope = ScopeFactory.CreateScope();
+                var mediator = scope.ServiceProvider.GetRequiredService<IMediator>();
+
+                var profiles = await mediator.Send(new GetProfileQuery()
                 {
                     Active = true,
                     IncludeSqlJobs = true