test(lists): improve test coverage and extract list ID parsing

- Extract extractListId to src/lib/extract-list-id.ts with proper tests
- Add json-full/includeRaw test for list timeline
- Add 404 retry tests for getOwnedLists and getListMemberships
- Add tests for skipping invalid list entries and missing owner handling
- Use shared TwitterClientPrivate type from fixtures

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

Co-Authored-By: Claude Opus 4.5 <[email protected]>

tests/twitter-client-fixtures.ts

@@ -14,4 +14,8 @@ export type TwitterClientPrivate = TwitterClient & {
     error?: string;
   }>;
   getLikesQueryIds: () => Promise<string[]>;
+  getListTimelineQueryIds: () => Promise<string[]>;
+  getListOwnershipsQueryIds: () => Promise<string[]>;
+  getListMembershipsQueryIds: () => Promise<string[]>;
+  refreshQueryIds: () => Promise<void>;
 };