feat: 完成第二版类型清理

src/components/messages/teamMemSaved.ts

@@ -10,7 +10,7 @@ import type { SystemMemorySavedMessage } from '../../types/message.js'
 export function teamMemSavedPart(
   message: SystemMemorySavedMessage,
 ): { segment: string; count: number } | null {
-  const count = message.teamCount ?? 0
+  const count = (message.teamCount as number | undefined) ?? 0
   if (count === 0) return null
   return {
     segment: `${count} team ${count === 1 ? 'memory' : 'memories'}`,