#angular17

Build reactive forms using Angular 17 signals. Implementation: 1. Signal-based form state management. 2. Computed validation rules with effect(). 3. Custom validators with async signals. 4. Real-time error messages. 5. Dirty/touched state tracking. 6. Form submission with loading states. 7. Field dependencies and conditional validation. 8. Accessibility with ARIA attributes. Use standalone components and inject FormBuilder. Display inline errors with smooth animations.