{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "runtime-contract.schema.json",
  "title": "technical-doc-flow runtime contract",
  "type": "object",
  "required": ["schema_version", "name", "agents", "artifacts", "supported_document_kinds", "supported_output_formats"],
  "properties": {
    "schema_version": {"const": "1.0"},
    "name": {"const": "technical-doc-flow"},
    "agents": {"type": "array", "minItems": 1, "items": {"type": "string", "minLength": 1}, "uniqueItems": true},
    "artifacts": {
      "type": "object",
      "required": ["always", "light", "standard", "deep", "review_mode"],
      "properties": {
        "always": {"$ref": "#/$defs/artifactList"},
        "light": {"$ref": "#/$defs/artifactList"},
        "standard": {"$ref": "#/$defs/artifactList"},
        "deep": {"$ref": "#/$defs/artifactList"},
        "review_mode": {"$ref": "#/$defs/artifactList"}
      },
      "additionalProperties": false
    },
    "supported_document_kinds": {
      "type": "array",
      "items": {"enum": ["explanation", "decision", "how-to", "reference"]},
      "minItems": 4,
      "maxItems": 4,
      "uniqueItems": true
    },
    "supported_output_formats": {
      "type": "array",
      "items": {"const": "markdown"},
      "minItems": 1,
      "maxItems": 1,
      "uniqueItems": true
    }
  },
  "$defs": {
    "artifactList": {
      "type": "array",
      "items": {
        "enum": [
          "00_run.json",
          "01_input.md",
          "01_sources.json",
          "02_reader_contract.json",
          "03_evidence_map.json",
          "04_logic_map.json",
          "05_term_ledger.json",
          "07_draft.md",
          "08_logic_review.json",
          "08_reader_review.json",
          "08_lint.json",
          "final.md",
          "09_final_report.json"
        ]
      },
      "uniqueItems": true
    }
  },
  "additionalProperties": false
}