Add execute() wrapper in TimerControllerBase that wraps do() with logStart/logEnd, captures return value to result field. Change site URL routing from /do to /execute with task_name injection. Add result field to system_timer_log scheme.
Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)
Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>