{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://contextosai.com/schemas/replay-packet.v1.schema.json",
  "title": "ReplayPacket v1",
  "description": "Portable replay contract for audit replay, regression replay, environment replay, and source-pressure closure.",
  "type": "object",
  "required": ["replay_packet_id", "trace_id", "source_kind", "source_ref", "context_pack_ref", "compiled_context_hash", "side_effect_policy", "expected"],
  "properties": {
    "replay_packet_id": { "type": "string" },
    "trace_id": { "type": "string" },
    "session_id": { "type": "string" },
    "source_kind": {
      "type": "string",
      "enum": ["decision_record", "quality_replay_case", "environment_episode", "operator_correction", "golden_case"]
    },
    "source_ref": { "type": "string" },
    "context_pack_ref": { "type": "string" },
    "run_context_ref": { "type": "string" },
    "knowledge_snapshot_ref": { "type": "string" },
    "compiled_context_hash": { "type": "string" },
    "tool_transcript_chain_hash": { "type": "string" },
    "side_effect_policy": { "type": "string", "enum": ["transcript_only", "sandbox", "live_disallowed"] },
    "expected": {
      "type": "object",
      "required": ["status"],
      "properties": {
        "status": { "type": "string" },
        "decision_record_hash": { "type": "string" },
        "scorecard": { "type": "object", "additionalProperties": true },
        "properties": { "type": "array", "items": { "type": "string" } }
      },
      "additionalProperties": false
    },
    "latest_result": {
      "type": "object",
      "properties": {
        "status": { "type": "string", "enum": ["not_run", "replay_equal", "replay_mismatch", "fixed", "still_failing", "invalid", "superseded"] },
        "eval_run_id": { "type": "string" },
        "score": { "type": "number" },
        "diff_refs": { "type": "array", "items": { "type": "string" } },
        "updated_at": { "type": "string", "format": "date-time" }
      },
      "additionalProperties": false
    },
    "metadata": { "type": "object", "additionalProperties": true }
  },
  "additionalProperties": false
}