fix(ralph-loop): skip idle continuation during background tasks

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

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

src/hooks/ralph-loop/ralph-loop-hook.ts

@@ -46,6 +46,7 @@ export function createRalphLoopHook(
   const getTranscriptPath = options?.getTranscriptPath ?? getDefaultTranscriptPath
   const apiTimeout = options?.apiTimeout ?? DEFAULT_API_TIMEOUT
   const checkSessionExists = options?.checkSessionExists
+  const backgroundManager = options?.backgroundManager
 
 	const loopState = createLoopStateController({
 		directory: ctx.directory,
@@ -59,6 +60,7 @@ export function createRalphLoopHook(
 		apiTimeoutMs: apiTimeout,
 		getTranscriptPath,
 		checkSessionExists,
+		backgroundManager,
 		sessionRecovery,
 		loopState,
 	})