IMAP Improvements (#558)

* Fixing an issue where scrollviewer overrides a part of template in mail list. Adjusted zoomed out header grid's corner radius.

* IDLE implementation, imap synchronization strategies basics and condstore synchronization.

* Adding iCloud and Yahoo as special IMAP handling scenario.

* iCloud special imap handling.

* Support for killing synchronizers.

* Update privacy policy url.

* Batching condstore downloads into 50, using SORT extension for searches if supported.

* Bumping some nugets. More on the imap synchronizers.

* Delegating idle synchronizations to server to post-sync operations.

* Update mailkit to resolve qresync bug with iCloud.

* Fixing remote highest mode seq checks for qresync and condstore synchronizers.

* Yahoo custom settings.

* Bump google sdk package.

* Fixing the build issue....

* NRE on canceled token accounts during setup.

* Server crash handlers.

* Remove ARM32. Upgrade server to .NET 9.

* Fix icons for yahoo and apple.

* Fixed an issue where disabled folders causing an exception on forced sync.

* Remove smtp encoding constraint.

* Remove commented code.

* Fixing merge conflict

* Addressing double registrations for mailkit remote folder events in synchronizers.

* Making sure idle canceled result is not reported.

* Fixing custom imap server dialog opening.

* Fixing the issue with account creation making the previously selected account as selected as well.

* Fixing app close behavior and logging app close.

Wino.Mail/Services/ProviderService.cs

@@ -20,20 +20,15 @@ namespace Wino.Mail.Services
 
         public List<IProviderDetail> GetAvailableProviders()
         {
-            var providerList = new List<IProviderDetail>();
-
-            var providers = new MailProviderType[]
+            var providerList = new List<IProviderDetail>
             {
-                MailProviderType.Outlook,
-                MailProviderType.Gmail,
-                MailProviderType.IMAP4
+                new ProviderDetail(MailProviderType.Outlook, SpecialImapProvider.None),
+                new ProviderDetail(MailProviderType.Gmail, SpecialImapProvider.None),
+                new ProviderDetail(MailProviderType.IMAP4, SpecialImapProvider.iCloud),
+                new ProviderDetail(MailProviderType.IMAP4, SpecialImapProvider.Yahoo),
+                new ProviderDetail(MailProviderType.IMAP4, SpecialImapProvider.None)
             };
 
-            foreach (var type in providers)
-            {
-                providerList.Add(new ProviderDetail(type));
-            }
-
             return providerList;
         }
     }