feat: implement ideation feature for brainstorming and idea management

- Introduced a new IdeationService to manage brainstorming sessions, including idea creation, analysis, and conversion to features.
- Added RESTful API routes for ideation, including session management, idea CRUD operations, and suggestion generation.
- Created UI components for the ideation dashboard, prompt selection, and category grid to enhance user experience.
- Integrated keyboard shortcuts and navigation for the ideation feature, improving accessibility and workflow.
- Updated state management with Zustand to handle ideation-specific data and actions.
- Added necessary types and paths for ideation functionality, ensuring type safety and clarity in the codebase.

apps/ui/src/components/views/board-view/hooks/index.ts

@@ -7,4 +7,3 @@ export { useBoardEffects } from './use-board-effects';
 export { useBoardBackground } from './use-board-background';
 export { useBoardPersistence } from './use-board-persistence';
 export { useFollowUpState } from './use-follow-up-state';
-export { useSuggestionsState } from './use-suggestions-state';