feat: migrate from static config to database and add authentication

- Replaced static hosts.json and staticConfig.ts with SQLite database (Prisma)

- Implemented JWT authentication and Login UI

- Added dynamic API routes for hosts, topology, and settings

- Updated UI components to fetch and manage state dynamically

- Added Settings interface for managing hosts and topology nodes

server/routes/hosts.ts

@@ -0,0 +1,50 @@
+import { Router } from 'express';
+import { PrismaClient } from '@prisma/client';
+
+const router = Router();
+const prisma = new PrismaClient();
+
+// GET all host configurations
+router.get('/hosts', async (req, res) => {
+    try {
+        const hosts = await prisma.hostConfig.findMany();
+        res.json({ status: 'success', hosts });
+    } catch (error) {
+        res.status(500).json({ status: 'error', message: 'Failed to fetch host configs' });
+    }
+});
+
+// POST a new host configuration
+router.post('/hosts', async (req, res) => {
+    try {
+        const host = await prisma.hostConfig.create({ data: req.body });
+        res.json({ status: 'success', host });
+    } catch (error) {
+        res.status(400).json({ status: 'error', message: 'Failed to create host config. Ensure name is unique.' });
+    }
+});
+
+// PUT (update) a host configuration
+router.put('/hosts/:id', async (req, res) => {
+    try {
+        const host = await prisma.hostConfig.update({
+            where: { id: req.params.id },
+            data: req.body,
+        });
+        res.json({ status: 'success', host });
+    } catch (error) {
+        res.status(400).json({ status: 'error', message: 'Failed to update host config' });
+    }
+});
+
+// DELETE a host configuration
+router.delete('/hosts/:id', async (req, res) => {
+    try {
+        await prisma.hostConfig.delete({ where: { id: req.params.id } });
+        res.json({ status: 'success' });
+    } catch (error) {
+        res.status(400).json({ status: 'error', message: 'Failed to delete host config' });
+    }
+});
+
+export default router;