speclan

Defined in hooks/hooks.json

{
  "PreToolUse": [
    {
      "hooks": [
        {
          "type": "command",
          "command": "bash $CLAUDE_PLUGIN_ROOT/hooks/scripts/guard-locked-specs.sh",
          "timeout": 5
        }
      ],
      "matcher": "Write|Edit"
    }
  ],
  "SessionStart": [
    {
      "hooks": [
        {
          "type": "command",
          "command": "bash $CLAUDE_PLUGIN_ROOT/hooks/scripts/detect-context.sh",
          "timeout": 10
        }
      ],
      "matcher": "*"
    }
  ]
}

"Intercepts PreToolUse on Edit tools with message to use edit_file or edit_symbol instead, avoiding prior file reads. Runs Node.js script on SessionStart for startup/clear/compact. Involves file writes."