{
  "contract_version": "gab_392_contract_v1",
  "gab_id": "GAB-392",
  "canonical_name": "DataLearningTableRead",
  "module_owner": "EdTechDataLearning",
  "renderer_key": "text_cta",
  "required_fields": [
    "gab_id",
    "table_read_id",
    "table_ref",
    "headers",
    "row_items",
    "read_prompt"
  ],
  "optional_fields": [
    "title",
    "unit_by_column",
    "source_notice",
    "missing_values_policy",
    "fallback_text_summary"
  ],
  "constraints": [
    "Headers lisibles et unités visibles si présentes.",
    "Ne pas comparer colonnes avec unités différentes sans warning.",
    "Valeurs manquantes explicitement affichées.",
    "Tableau accessible aux lecteurs d’écran.",
    "Tri/filtre ne doit pas changer le sens sans indication."
  ],
  "blocked_conditions": [
    "table_read_id absent (BLOCKED)",
    "table_ref absent (BLOCKED)",
    "headers absent ou vide (BLOCKED)",
    "row_items absent ou vide (BLOCKED)",
    "read_prompt absent (BLOCKED)",
    "une ligne a un nombre de cellules ≠ headers (BLOCKED)"
  ],
  "accessibility": [
    "keyboard_navigable",
    "focus_visible",
    "prefers_reduced_motion",
    "fallback_text"
  ],
  "qa_cases": [
    {
      "case": "instance conforme",
      "expected": "rendu complet, données affichées, CTA actif"
    },
    {
      "case": "champ requis manquant",
      "expected": "BLOCKED listant le champ absent"
    },
    {
      "case": "instance externe via init(ext)",
      "expected": "le rendu change sans modifier le HTML (critère d'or)"
    },
    {
      "case": "responsive 375/768/1024",
      "expected": "aucun débordement horizontal"
    }
  ],
  "traceability": {
    "derived_from_core_gab": "GAB-392",
    "note": "Ce schema VALIDE l'instance. Le contrat pédagogique complet vit dans le CORE-GAB officiel."
  }
}