Apply go fix modernizations

nodes.go

@@ -5,6 +5,7 @@ import (
 	"fmt"
 	"log"
 	"net"
+	"slices"
 	"sort"
 	"strings"
 	"sync"
@@ -133,12 +134,7 @@ func (n *Nodes) isSharedName(name string) bool {
 	if n.t.config == nil {
 		return false
 	}
-	for _, shared := range n.t.config.SharedNames {
-		if shared == name {
-			return true
-		}
-	}
-	return false
+	return slices.Contains(n.t.config.SharedNames, name)
 }
 
 func (n *Nodes) createNode() *Node {