{
  "contract_version": "gab_184_contract_v1",
  "gab_id": "GAB-184",
  "canonical_name": "LevelTestTeacherSummary",
  "module_owner": "EdTechLevelTest",
  "renderer_key": "text_cta",
  "required_fields": [
    "gab_id",
    "teacher_summary_id",
    "title",
    "stats_group",
    "distribution",
    "suggestions"
  ],
  "optional_fields": [
    "session_label",
    "stats_individual",
    "distribution_title",
    "suggestions_title",
    "mode_group_label",
    "mode_individual_label",
    "primary_cta"
  ],
  "field_types": {
    "stats_group": "object{count_label,count_value,completion_label,completion_value,confidence_label,confidence_value}",
    "stats_individual": "object{name_label,name_value,score_label,score_value,confidence_label,confidence_value}",
    "distribution": "array<{label:string, pct:number(0..100), level:enum['high','mid','low']}>",
    "suggestions": "array<string>  — HTML inline (<b>) autorisé pour mettre en avant la notion",
    "primary_cta": "object{label,action}"
  },
  "constraints": [
    "distribution : chaque item a un level parmi 'high'|'mid'|'low' qui pilote la couleur de la barre (mint/gold/coral).",
    "suggestions : texte libre ; HTML inline <b> autorisé pour mettre en gras la notion ciblée.",
    "Le moteur supporte 2 modes (groupe / par élève) ; stats_individual est optionnel mais requis pour un affichage élève non vide.",
    "primary_cta : bouton structurel (HTML), libellé et action venant du JSON.",
    "Diagnostic INTERNE uniquement — non comparable entre classes, non officiel."
  ],
  "blocked_conditions": [
    "title absent",
    "stats_group absent",
    "distribution vide",
    "suggestions vides"
  ],
  "accessibility": [
    "keyboard_navigable",
    "focus_visible",
    "prefers_reduced_motion",
    "fallback_text"
  ],
  "qa_cases": [
    { "case": "instance conforme", "expected": "rendu complet, 0 erreur" },
    { "case": "champ requis manquant (ex: distribution vide)", "expected": "BLOCKED listant le champ" },
    { "case": "mode switch groupe → individuel", "expected": "stats changent sans modifier le HTML" },
    { "case": "instance externe injectée via ENGINE.init(ext)", "expected": "le rendu change sans modifier le HTML" },
    { "case": "responsive 375/768/1024", "expected": "aucun débordement horizontal" }
  ],
  "traceability": {
    "derived_from_core_gab": "GAB-184",
    "note": "Ce schema VALIDE l'instance. Le contrat pédagogique complet (input_contract/validation_logic/feedback_scoring_logic) vit dans le CORE-GAB officiel, pas ici (évite la duplication)."
  }
}