fix(tui): address onboarding review feedback

packages/ui/tui/src/index.ts

@@ -141,13 +141,6 @@ import { WorkspaceFileSearch } from './chat/file-autocomplete.ts'
 
 export { TuiPromptService } from './prompt.ts'
 export { renderSkillInvocation } from './chat/skill-invocation.ts'
-export {
-  matchesTuiKey,
-  truncateTuiText,
-  TuiKey,
-  tuiVisibleWidth,
-  wrapTuiText,
-} from './extension/primitives.ts'
 export type { TuiResumeHost, TuiRuntime } from './runtime.ts'
 export {
   resolveTuiConfig,