fix: resolve merge conflicts from network graph PR #478

Fix multiple syntax errors introduced during merge:
- HostManagerApp.tsx: incorrect import path
- AppView.tsx: unclosed NetworkGraphView component
- stats-widgets.ts: misplaced firewall type union
- ServerStats.tsx: unclosed return statement in ports case
- server-stats.ts: incomplete catch block for ports metrics
- schema.ts: unclosed networkTopology table definition
- db/index.ts: incomplete error logging block
- en.json: missing closing brace for ports object
- user-data-import.ts: fix type annotations for dynamic objects

src/ui/desktop/apps/HostManagerApp.tsx

@@ -1,4 +1,4 @@
-import { HostManager } from "@/ui/desktop/apps/host-manager/HostManager";
+import { HostManager } from "@/ui/desktop/apps/host-manager/hosts/HostManager";
 import React from "react";
 
 const HostManagerApp: React.FC = () => {