{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "ECC read-only context profile",
  "type": "object",
  "additionalProperties": false,
  "required": ["schemaVersion", "id", "description", "registryId", "selection", "budget"],
  "properties": {
    "schemaVersion": { "const": 1 },
    "id": { "enum": ["lean@1", "full@1"] },
    "description": { "type": "string", "minLength": 1, "maxLength": 2000 },
    "registryId": { "const": "skill-registry@1" },
    "selection": {
      "type": "object", "additionalProperties": false,
      "required": ["eager", "required", "remainder"],
      "properties": {
        "eager": { "oneOf": [{ "const": "all" }, { "$ref": "#/definitions/skillIds" }] },
        "required": { "$ref": "#/definitions/skillIds" },
        "remainder": { "const": "routed" }
      }
    },
    "budget": {
      "type": "object", "additionalProperties": false,
      "required": ["tokens", "mode"],
      "properties": {
        "tokens": { "const": 8000 },
        "mode": { "enum": ["blocking", "report-only"] }
      }
    }
  },
  "definitions": {
    "skillIds": {
      "type": "array", "uniqueItems": true,
      "items": { "type": "string", "pattern": "^skill:[a-z0-9]+(?:-[a-z0-9]+)*$" }
    }
  }
}
