{
  "pdfRetentionDays": 7,
  "archiveRetentionDays": 45,
  "logCompressDays": 7,
  "logDeleteDays": 30,
  "diskUsageThreshold": 80,
  "directories": {
    "pdfs": "./data/pdfs",
    "archive": "./data/archive",
    "error": "./data/error",
    "logs": "./logs"
  },
  "note": "data/error/ never auto-deleted - manual review required by engineers"
}