export interface AssessmentDashboardData {
  summary: {
    total_questions: number;
    total_quizzes: number;
    total_assignments: number;
    total_attempts: number;
    avg_score: number;
    pass_rate: number;
  };
  monthly_trend: { label: string; attempts: number; avg_score: number }[];
  top_quizzes: { id: string; name: string; attempts: number; avg_score: number }[];
  question_type_distribution: { type: string; count: number }[];
}