feat: 完成第二版类型清理

src/services/skillSearch/remoteSkillState.ts

@@ -1,2 +1,3 @@
 // Auto-generated stub — replace with real implementation
-export {};
+export function stripCanonicalPrefix(_name: string): string | null { return null; }
+export function getDiscoveredRemoteSkill(_slug: string): { url: string } | undefined { return undefined; }