{
  "contract_version": "gab_108_contract_v1",
  "gab_id": "GAB-108",
  "canonical_name": "MemoryDeckOverview",
  "module_owner": "EdTechMemoryLearning",
  "renderer_key": "text_cta",
  "required_fields": [
    "gab_id",
    "deck_id",
    "title",
    "summary",
    "tags",
    "primary_cta"
  ],
  "optional_fields": [
    "cover_emoji",
    "cta_active_label",
    "fallback_text_summary"
  ],
  "field_types": {
    "summary": "object{total_cards:number, mastered_cards:number}",
    "tags": "array<string>  — libellés thématiques affichés en chips",
    "primary_cta": "object{label:string, icon:string, action:string}",
    "cover_emoji": "string — emoji affiché sur la couverture du paquet (défaut: 🗂️)",
    "cta_active_label": "string — libellé du bouton après activation (défaut: 'Paquet en révision')"
  },
  "constraints": [
    "summary.total_cards >= 1 ; summary.mastered_cards dans [0, total_cards].",
    "tags doit contenir au moins 1 entrée.",
    "primary_cta.label est le libellé visible du bouton CTA (structurel HTML, piloté par JSON).",
    "La barre de progression est calculée automatiquement : mastered_cards / total_cards * 100."
  ],
  "blocked_conditions": [
    "title absent",
    "summary absent ou incomplet",
    "tags vides",
    "primary_cta absent"
  ],
  "accessibility": [
    "keyboard_navigable",
    "focus_visible",
    "prefers_reduced_motion",
    "fallback_text"
  ],
  "qa_cases": [
    { "case": "instance conforme", "expected": "rendu complet, barre à 58 %, 4 tags, bouton actif" },
    { "case": "champ requis manquant (title)", "expected": "BLOCKED listant 'title absent'" },
    { "case": "tags vides ([])", "expected": "BLOCKED listant 'tags vides'" },
    { "case": "summary absent", "expected": "BLOCKED listant 'summary absent ou incomplet'" },
    { "case": "clic CTA", "expected": "bouton désactivé + icône ✓ + cta_active_label affiché" },
    { "case": "instance externe injectée via ENGINE.init(obj)", "expected": "rendu change sans modifier le HTML" },
    { "case": "responsive 375/768/1024", "expected": "aucun débordement horizontal" }
  ],
  "traceability": {
    "derived_from_core_gab": "GAB-108",
    "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)."
  }
}