{
  "server": {
    "host": "0.0.0.0",
    "port": 5000,
    "debug": false
  },
  "nanobot": {
    "command": "nanobot",
    "timeout": 60,
    "max_output_length": 4000,
    "system_prompt": "你是一个 AI 助手，正在通过微信公众号为用户提供服务。保持回答简洁明了，适合微信聊天场景。"
  },
  "security": {
    "allowed_tools": ["read", "write", "edit", "exec", "web_search", "web_fetch"],
    "blocked_commands": [
      "rm -rf /",
      "dd if=",
      "mkfs",
      "shutdown",
      "reboot",
      "halt",
      "poweroff",
      "> /dev/sda",
      ":(){ :|:& };:"
    ],
    "max_requests_per_minute": 10,
    "enable_content_filter": true
  },
  "session": {
    "max_history": 10,
    "expire_hours": 24,
    "max_concurrent_sessions": 100
  },
  "logging": {
    "level": "INFO",
    "file": "logs/server.log",
    "max_size_mb": 100,
    "backup_count": 5
  }
}