{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://sneakoscope.local/schemas/update-migration.schema.json",
  "title": "SKS Update Migration Receipt",
  "type": "object",
  "required": ["schema", "status", "sks_version", "root", "source", "generated_at", "blockers", "warnings"],
  "properties": {
    "schema": { "const": "sks.project-migration-receipt.v2" },
    "status": {
      "enum": ["current", "pending_project_receipt", "blocked", "skipped"]
    },
    "sks_version": { "type": "string" },
    "root": { "type": "string" },
    "source": { "type": "string" },
    "generated_at": { "type": "string" },
    "project_root_hash": { "type": "string" },
    "installation_epoch_sha256": { "type": "string" },
    "project_semantic_hash": { "type": "string" },
    "pending_marker_path": { "type": ["string", "null"] },
    "installation_epoch_path": { "type": ["string", "null"] },
    "doctor": {
      "type": ["object", "null"],
      "additionalProperties": true
    },
    "update_stages": {
      "type": "array",
      "items": { "type": "object", "additionalProperties": true }
    },
    "blockers": {
      "type": "array",
      "items": { "type": "string" }
    },
    "required_blockers": {
      "type": "array",
      "items": { "type": "string" }
    },
    "warnings": {
      "type": "array",
      "items": { "type": "string" }
    },
    "optional_warnings": {
      "type": "array",
      "items": { "type": "string" }
    }
  },
  "additionalProperties": true
}