fix(ultrawork): add iteration cap to prevent infinite loops

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

src/hooks/ralph-loop/constants.ts

@@ -2,5 +2,6 @@ export const HOOK_NAME = "ralph-loop"
 export const DEFAULT_STATE_FILE = ".sisyphus/ralph-loop.local.md"
 export const COMPLETION_TAG_PATTERN = /<promise>(.*?)<\/promise>/is
 export const DEFAULT_MAX_ITERATIONS = 100
+export const ULTRAWORK_MAX_ITERATIONS = 500
 export const DEFAULT_COMPLETION_PROMISE = "DONE"
 export const ULTRAWORK_VERIFICATION_PROMISE = "VERIFIED"