Fixed: (Apps) Change the default sync level to Full Sync

src/NzbDrone.Core/Applications/ApplicationBase.cs

@@ -47,7 +47,7 @@ namespace NzbDrone.Core.Applications
                 yield return new ApplicationDefinition
                 {
                     Name = GetType().Name,
-                    SyncLevel = ApplicationSyncLevel.AddOnly,
+                    SyncLevel = ApplicationSyncLevel.FullSync,
                     Implementation = GetType().Name,
                     Settings = config
                 };

src/NzbDrone.Core/Applications/ApplicationDefinition.cs

@@ -6,6 +6,6 @@ namespace NzbDrone.Core.Applications
     {
         public ApplicationSyncLevel SyncLevel { get; set; }
 
-        public override bool Enable => SyncLevel == ApplicationSyncLevel.AddOnly || SyncLevel == ApplicationSyncLevel.FullSync;
+        public override bool Enable => SyncLevel is ApplicationSyncLevel.AddOnly or ApplicationSyncLevel.FullSync;
     }
 }