playbook/outfitter-agents/plugins/outfitter/templates/hooks/pre-tool-use-validator/hooks.json

{
	"hooks": {
		"PreToolUse": [
			{
				"matcher": "Write|Edit",
				"hooks": [
					{
						"type": "command",
						"command": "${CLAUDE_PROJECT_DIR}/.claude/hooks/validate.sh",
						"timeout": 10
					}
				]
			}
		]
	}
}