package monitor import ( "time" "github.com/puzpuzpuz/xsync/v4" ) var lastSeenMap = xsync.NewMap[string, time.Time](xsync.WithPresize(50), xsync.WithGrowOnly()) func SetLastSeen(service string, lastSeen time.Time) { lastSeenMap.Store(service, lastSeen) } func UpdateLastSeen(service string) { SetLastSeen(service, time.Now()) } func GetLastSeen(service string) time.Time { lastSeen, _ := lastSeenMap.Load(service) return lastSeen }