feat: wire meetings, wikis, and activities tools into server registry (18 tools)

src/services/index.ts

@@ -8,3 +8,6 @@ export * from "./work-packages.ts";
 export * from "./queries.ts";
 export * from "./metadata.ts";
 export * from "./openapi.ts";
+export * from "./meetings.ts";
+export * from "./wikis.ts";
+export type { PaginatedResult } from "./meetings.ts";