{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://github.com/vu1n/puck/schema/event.schema.json",
  "title": "PuckWireEvent",
  "description": "The locked wire contract for POST /api/events. Anything that watches the world (Claude Code hooks, build wrappers, mail/Discord watchers) speaks this shape to whatever daemon is listening — Python today, Rust later. Policy (scoring, interruption taste) lives in the TS engine, never here.",
  "type": "object",
  "required": ["source", "type", "title"],
  "additionalProperties": false,
  "properties": {
    "id": {
      "type": "string",
      "description": "Producer-assigned id; server generates one if absent."
    },
    "ts": {
      "type": "string",
      "format": "date-time",
      "description": "Event time; server stamps receipt time if absent."
    },
    "source": {
      "enum": ["claude", "build", "mail", "discord", "calendar", "browser"],
      "description": "Lowercase on the wire; the engine maps to its SourceId."
    },
    "type": {
      "type": "string",
      "minLength": 1,
      "description": "Source-specific kind, e.g. task_completed, tests_failed, mention."
    },
    "title": {
      "type": "string",
      "minLength": 1,
      "description": "One-line human summary of what happened."
    },
    "summary": {
      "type": "string",
      "description": "Optional longer detail. Keep it abstract — no raw message bodies (anti-creep rule)."
    },
    "payload": {
      "type": "object",
      "description": "Opaque source-native data (e.g. the raw Claude hook JSON). Stored, never interpreted by the server."
    }
  }
}