feat(hub): Ticket-Settings, Projektliste und Import ueber den Hub

src/ClaudeDo.Worker/External/ConfigMcpTools.cs

@@ -106,10 +106,12 @@ public sealed class ConfigMcpTools
         // Fields this tool doesn't expose but that live on the same row. They must survive every
         // write here — ListRepository.SetConfigAsync copies the entity verbatim, so anything left
         // at its default would silently reset (a SerializeOnFileOverlap reset only shows up as
-        // tasks no longer serializing, long after this write).
+        // tasks no longer serializing, long after this write; a TicketProjectId reset silently
+        // kills the list<->ticket-project link — the tool has no ticket parameter on purpose,
+        // that link is UI-only).
         var hasUnrelatedSettings = existing is not null
             && (existing.SessionSkills is not null || existing.SerializeOnFileOverlap
-                || existing.PermissionMode is not null);
+                || existing.PermissionMode is not null || existing.TicketProjectId is not null);
 
         ListConfigDto? config;
         var allCleared = m is null && sp is null && ap is null && mt is null && vc is null;
@@ -130,6 +132,7 @@ public sealed class ConfigMcpTools
                 VerifyCommand = vc, SessionSkills = existing?.SessionSkills,
                 SerializeOnFileOverlap = existing?.SerializeOnFileOverlap ?? false,
                 PermissionMode = existing?.PermissionMode,
+                TicketProjectId = existing?.TicketProjectId,
             }, cancellationToken);
             config = allCleared ? null : new ListConfigDto(m, sp, ap, mt, vc);
         }