Implement useCreate hook #35
Description
Implement the useCreate hook for creating new records. Requirements: Create new records through data provider, Handle optimistic updates, Provide loading and error states. Implementation: Create useCreate hook with mutation logic, Add optimistic update support, Integrate with data provider create method, Add validation support, Handle success and error responses. Testing: Unit tests for useCreate hook, Test optimistic updates, Test validation, Test error handling. Priority: High, Category: Data Hooks, Status: To Do, Estimated Effort: 3-4 hours, Dependencies: Data Provider interface