{
  "$schema":"https://json-schema.org/draft/2020-12/schema",
  "$id":"https://compo.kluchna24.ru/schemas/compo-creative-engine/v1/vision-adapter-contract.schema.json",
  "title":"COMPO Vision adapter boundary v1",
  "type":"object","additionalProperties":false,
  "required":["schema","analysis_id","asset_ref","action","user_question","mutation_allowed"],
  "properties":{
    "schema":{"const":"compo-creative-engine/v1/vision-adapter-contract"},
    "analysis_id":{"type":"string","pattern":"^[A-Za-z0-9][A-Za-z0-9_.:-]{7,127}$"},
    "asset_ref":{"type":"string","minLength":1,"maxLength":256},
    "action":{"const":"describe_frame_image"},
    "user_question":{"type":"string","minLength":1,"maxLength":4000},
    "width_hint":{"type":["integer","null"],"minimum":1,"maximum":12000},
    "height_hint":{"type":["integer","null"],"minimum":1,"maximum":12000},
    "mutation_allowed":{"const":false},
    "requested_by":{"type":"string","enum":["poster_engine","human_review","workbench"]}
  }
}