claude-plugins/plugins/caffeinate/hooks/hooks.json

{
  "description": "Blocks sleep commands and reminds Claude to use background tasks",
  "hooks": {
    "PreToolUse": [
      {
        "matcher": "Bash",
        "hooks": [
          {
            "type": "command",
            "command": "bash ${CLAUDE_PLUGIN_ROOT}/hooks/scripts/check-sleep.sh",
            "timeout": 5
          }
        ]
      }
    ]
  }
}