{
  "Settings": {
    // Root directory where backups are stored.
    // Backups go to {BackupBaseDir}\{UserName}\{MachineName}\BackupFiles
    // Environment variables like %USERPROFILE% are expanded in all paths below.
    "BackupBaseDir": "D:\\FileHistoryClone",

    // Do not create a new backup within this many seconds of the last one.
    "DefaultBackupInterval": 3600,

    // Directories to watch and crawl. "BackupInterval" (seconds) can override
    // DefaultBackupInterval per directory; the longest matching path wins.
    "IncludeDirs": [
      {
        "Dir": "%USERPROFILE%\\Documents"
      },
      {
        "Dir": "%USERPROFILE%\\Pictures",
        "BackupInterval": 86400
      }
    ],

    // Exclusion patterns. Supported forms:
    //   - Absolute path:             "C:\\Users\\YourName\\AppData"
    //   - Environment variables:     "%USERPROFILE%\\AppData"
    //   - Name matched at any depth: ".git", "node_modules"
    //   - Glob wildcards:            "*.tmp", "NTUSER.DAT*", "bin/Debug"
    //   - Re-include (exception):    "!important.log" keeps files that an
    //                                exclude pattern would otherwise drop
    //   - Entries starting with "#" are treated as comments.
    "ExcludeDirs": [
      "%USERPROFILE%\\AppData",
      ".git",
      "node_modules",
      "*.tmp",
      "*.log",
      "!important.log",
      "$RECYCLE.BIN"
    ],

    "CrawlingInterval": 86400,  // [sec] full-crawl cycle: time from the start of one crawl to the start of the next
    "CrawlingIdleTimer": 60,    // [sec] user idle time required before crawling runs

    // UI language ("ja", "en", ...). Empty = follow the OS language.
    "Language": "",

    // Retention policy (automatic cleanup of old backups).
    // The latest generation of each file is always kept.
    // MaxGenerations is applied immediately when a new backup is saved;
    // the periodic scan handles RetentionDays and files that no longer change.
    "MaxGenerations": 0,            // max backup generations per file. 0 = unlimited
    "RetentionDays": 0,             // delete backups older than N days. 0 = unlimited
    "RetentionScanInterval": 86400, // [sec] interval of the retention policy scan
    "RetentionStartupDelay": 300,   // [sec] delay after startup before the first retention scan

    // Advanced tuning (rarely needed).
    "MaxLowPrioritySchedules": 100, // max queued crawler (low-priority) backups
    "MaxCopyWorkers": 10            // max concurrent backup copies
  },
  "Logging": {
    "LogLevel": {
      "Default": "Information",
      "System": "Information",
      "Microsoft": "Error"
    },
    "Debug": {
      "LogLevel": {
        "Default": "Information"
      }
    },
    "File": {
      "Path": "D:\\FileHistoryClone\\Log\\app.log",
      "Append": "True",
      "MinLevel": "Information",      // min level for the file logger
      "FileSizeLimitBytes": 10000000, // use to activate rolling file behaviour
      "MaxRollingFiles": 10           // use to specify max number of log files
    }
  }
}