{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "kb://schemas/capability.schema.json",
  "title": "Executable capability binding",
  "type": "object",
  "required": ["schema_version", "id", "version", "kind", "implementation", "supports", "maturity"],
  "properties": {
    "schema_version": {"const": "1.0"},
    "id": {"type": "string", "pattern": "^capability\\."},
    "version": {"type": "string"},
    "kind": {"type": "string"},
    "implementation": {
      "type": "object",
      "required": ["mode", "source_path"],
      "properties": {
        "mode": {"enum": ["legacy_binding", "declarative"]},
        "source_path": {"type": "string"},
        "symbol": {"type": ["string", "null"]}
      },
      "additionalProperties": false
    },
    "supports": {"type": "array", "items": {"type": "string"}},
    "limitations": {"type": "array", "items": {"type": "string"}},
    "maturity": {"type": "string"}
  },
  "additionalProperties": false
}