{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "$id": "https://raw.githubusercontent.com/orwa-mahmoud/nightshift/main/plugins/nightshift/skills/nightshift/references/schemas/v1/shift-defaults.json",
  "title": "Nightshift shift defaults",
  "description": "Remembered convenience choices in .nightshift/shift-defaults.json. They prefill the one question a composition step asks and nothing else: the resolver never reports them as the source of an effective value, and they never carry elevation. A missing or malformed file means the built-in defaults (fast, no hours, existing-tools, review-first).",
  "type": "object",
  "additionalProperties": false,
  "required": ["schemaVersion"],
  "properties": {
    "schemaVersion": {
      "type": "integer",
      "enum": [1],
      "description": "Defaults schema version. Only 1 is supported."
    },
    "verificationProfile": {
      "type": "string",
      "enum": ["fast", "balanced", "strict", "custom"],
      "description": "Last verification profile. The resolver maps it to a level only when a composition step or Start copies it into the shift policy: fast to none, balanced to final, strict to per-item, custom to custom."
    },
    "hours": {
      "type": ["integer", "null"],
      "description": "Typical shift length in whole hours, or null for a finite shift with no clock."
    },
    "toolingPolicy": {
      "type": "string",
      "enum": ["existing-tools", "review-missing", "auto-add"],
      "description": "Last tooling policy. Artifact mode still refuses the repository-tool policies."
    },
    "execution": {
      "type": "string",
      "enum": ["review-first", "run-direct"],
      "description": "Whether the last composition reviewed the plan before arming or armed straight away."
    },
    "updatedAt": {
      "type": "string",
      "minLength": 1,
      "description": "UTC timestamp of the last write, ISO 8601 (YYYY-MM-DDTHH:MM:SSZ)."
    }
  }
}