feat: expand discovery with systemd services, LXC/VMs, SSH terminal, and filebrowser

- Add systemd service discovery to backend
- Add Proxmox LXC/VM detection
- Add hostType field to config for better host categorization
- Fix SSH trust between hosts (ubuntu/grizzley -> truenas/proxmox)
- Add SSH terminal support via xterm.js
- Add filebrowser for browsing host filesystems
- Update frontend types and components for new node types

server/index.ts

@@ -1,5 +1,11 @@
 import express from 'express';
 import cors from 'cors';
+import discoverRouter from './routes/discover';
+import configRouter from './routes/config';
+import statsRouter from './routes/stats';
+import filesRouter from './routes/files';
+import terminalRouter from './routes/terminal';
+import { getHostConfigs } from './config';
 
 const app = express();
 const PORT = 3001;
@@ -10,11 +16,25 @@ app.use(cors({
   credentials: true,
 }));
 
+app.use(express.json());
+
 // Health check endpoint
 app.get('/api/health', (req, res) => {
   res.json({ status: 'ok' });
 });
 
+// Debug endpoint to check config
+app.get('/api/debug-config', (req, res) => {
+  const hosts = getHostConfigs();
+  res.json({ hosts });
+});
+
+app.use('/api', discoverRouter);
+app.use('/api', configRouter);
+app.use('/api', statsRouter);
+app.use('/api', filesRouter);
+app.use('/api', terminalRouter);
+
 app.listen(PORT, () => {
   console.log(`Server running on http://localhost:${PORT}`);
 });