feat: Replace react-vis-network-graph with react-sigma for enhanced graph visualization and update GraphView component to utilize SVG for rendering connections and nodes

frontend/src/ServerManager.jsx

@@ -17,7 +17,7 @@ import {
   IconChevronDown,
   IconLink
 } from '@tabler/icons-react';
-import GraphView from './GraphView';
+// import GraphView from './GraphView';
 
 const API_URL = '/api';
 
@@ -668,14 +668,15 @@ function ServerManager() {
         error={error}
       />
 
-      <div className="card w-100 mb-4">
+      {/* Временно отключаем граф для отладки */}
+      {/* <div className="card w-100 mb-4">
         <div className="card-header">
           <h3 className="card-title mb-0">Граф связей между серверами</h3>
         </div>
         <div className="card-body">
           <GraphView servers={servers} connections={connections} />
         </div>
-      </div>
+      </div> */}
       <div className="card w-100 mb-4">
         <div className="card-header">
           <h3 className="card-title mb-0">Добавить связь между серверами</h3>