Add functionality similar to Ralph Wiggum in Claude Code.

[nokaka]

Ralph is a development methodology based on continuous AI agent loops. As Geoffrey Huntley describes it: "Ralph is a Bash loop" - a simple while true that repeatedly feeds an AI agent a prompt file, allowing it to iteratively improve its work until completion.
https://github.com/anthropics/claude-code/blob/main/plugins/ralph-wiggum/README.md