fix(chat): ajustes de texto, layout e icone do menu

- Mudar texto 'Chat #' para 'Ticket #' no desktop
- Passar ticketRef via URL para exibir numero correto
- Ajustar tamanho da janela minimizada (240px)
- Incluir ticketRef no checkMachineUpdates (Convex)
- Ajustar padding dos botoes no chat web
- Mudar icone 'Todos os tickets' para ClipboardList

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

apps/desktop/src/chat/convexMachineClient.ts

@@ -30,7 +30,7 @@ let cached: ClientCache | null = null
 
 type MachineUpdatePayload = {
   hasActiveSessions: boolean
-  sessions: Array<{ ticketId: string; unreadCount: number; lastActivityAt: number }>
+  sessions: Array<{ ticketId: string; ticketRef: number; unreadCount: number; lastActivityAt: number }>
   totalUnread: number
 }