validateInput method

@override ValidationResult validateInput(Map<String, dynamic> input)

Validate input before execution and permission checks.

Implementation

@override
ValidationResult validateInput(Map<String, dynamic> input) {
  final summary = input['plan_summary'] as String?;
  if (summary == null || summary.trim().isEmpty) {
    return const ValidationResult.invalid('plan_summary is required');
  }
  return const ValidationResult.valid();
}