Complete private Monero miner control stack.

Implement Windows agent with RandomX mining and WebSocket fleet reporting, wire dashboard settings into the builder with saved exe paths, and add project README.

server/web/src/App.tsx

@@ -0,0 +1,22 @@
+import { Routes, Route, Navigate } from 'react-router-dom';
+import Layout from './components/Layout/Layout';
+import DashboardPage from './pages/DashboardPage';
+import AgentsPage from './pages/AgentsPage';
+import BuilderPage from './pages/BuilderPage';
+import SettingsPage from './pages/SettingsPage';
+
+function App() {
+  return (
+    <Layout>
+      <Routes>
+        <Route path="/" element={<Navigate to="/dashboard" replace />} />
+        <Route path="/dashboard" element={<DashboardPage />} />
+        <Route path="/agents" element={<AgentsPage />} />
+        <Route path="/builder" element={<BuilderPage />} />
+        <Route path="/settings" element={<SettingsPage />} />
+      </Routes>
+    </Layout>
+  );
+}
+
+export default App;