{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "title": "Backup Manifest",
  "description": "Schema for backup-sovereign manifest.json files",
  "type": "object",
  "required": ["version", "node", "label", "run_id", "created_at", "sources", "archive"],
  "properties": {
    "version": {
      "type": "integer",
      "description": "Manifest schema version",
      "const": 1
    },
    "node": {
      "type": "string",
      "description": "Node identifier"
    },
    "label": {
      "type": "string",
      "description": "Backup label (e.g., daily, weekly, manual)"
    },
    "run_id": {
      "type": "string",
      "description": "Unique run identifier (node_label_timestamp)"
    },
    "created_at": {
      "type": "string",
      "format": "date-time",
      "description": "ISO 8601 timestamp of backup creation"
    },
    "sources": {
      "type": "array",
      "items": { "type": "string" },
      "description": "List of source paths included in backup"
    },
    "excludes": {
      "type": "array",
      "items": { "type": "string" },
      "description": "List of exclude patterns"
    },
    "archive": {
      "type": "object",
      "required": ["path", "bytes", "blake3"],
      "properties": {
        "path": {
          "type": "string",
          "description": "Relative path to archive file"
        },
        "bytes": {
          "type": "integer",
          "description": "Archive size in bytes"
        },
        "blake3": {
          "type": "string",
          "pattern": "^[a-f0-9]{64}$",
          "description": "BLAKE3 hash of archive"
        }
      }
    }
  }
}