Update ModelJob.condition to check startupMutex lock status in ModelSupervisor

Author: helightdev

krescent-core/src/main/kotlin/dev/helight/krescent/supervisor/ModelJob.kt

@@ -1,7 +1,7 @@
 package dev.helight.krescent.supervisor
 
 interface ModelJob {
-    suspend fun condition(supervisor: ModelSupervisor) = true
+    suspend fun condition(supervisor: ModelSupervisor) = !supervisor.startupMutex.isLocked
     suspend fun run(supervisor: ModelSupervisor)
     suspend fun onBefore(supervisor: ModelSupervisor) {}
     suspend fun onFailed(supervisor: ModelSupervisor, error: Throwable) {}