[fix] Add conflict detection when installed packages list updates

- Import useConflictDetection composable in comfyManagerStore
- Call performConflictDetection after refreshing installed packages list
- Ensures conflict status stays up-to-date when packages change
- Follows existing codebase patterns for composable usage

src/composables/useConflictDetection.ts

@@ -78,7 +78,9 @@ export function useConflictDetection() {
     try {
       // Get system stats from store (primary source of system information)
       const systemStatsStore = useSystemStatsStore()
-      await systemStatsStore.fetchSystemStats()
+      if (!systemStatsStore.systemStats) {
+        await systemStatsStore.fetchSystemStats()
+      }
 
       // Fetch version information from backend (with error resilience)
       const [frontendVersion] = await Promise.allSettled([

src/stores/comfyManagerStore.ts

@@ -5,6 +5,7 @@ import { ref, watch } from 'vue'
 import { useI18n } from 'vue-i18n'
 
 import { useCachedRequest } from '@/composables/useCachedRequest'
+import { useConflictDetection } from '@/composables/useConflictDetection'
 import { useManagerQueue } from '@/composables/useManagerQueue'
 import { useServerLogs } from '@/composables/useServerLogs'
 import { useComfyManagerService } from '@/services/comfyManagerService'
@@ -122,6 +123,10 @@ export const useComfyManagerStore = defineStore('comfyManager', () => {
         return key.split('@')[0]
       })
       installedPacks.value = packsWithCleanedKeys
+      // Run conflict detection for all installed packages
+      // This ensures conflict status is always up-to-date when installed list changes
+      const { performConflictDetection } = useConflictDetection()
+      await performConflictDetection()
     }
     isStale.value = false
   }