first commit to git

frontend/src/main.tsx

@@ -0,0 +1,23 @@
+import React from "react";
+import ReactDOM from "react-dom/client";
+import "./styles.css";
+
+function App() {
+  return (
+    <main className="app-shell">
+      <section className="panel">
+        <p className="eyebrow">ProxUI</p>
+        <h1>Proxmox Multi-Tenant Console</h1>
+        <p>
+          Grundgeruest fuer Login, Projekte, VM-Verwaltung und Web-Konsole.
+        </p>
+      </section>
+    </main>
+  );
+}
+
+ReactDOM.createRoot(document.getElementById("root")!).render(
+  <React.StrictMode>
+    <App />
+  </React.StrictMode>
+);

frontend/src/styles.css

@@ -0,0 +1,50 @@
+:root {
+  color: #172026;
+  background: #f6f8fb;
+  font-family:
+    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
+    sans-serif;
+}
+
+* {
+  box-sizing: border-box;
+}
+
+body {
+  margin: 0;
+}
+
+.app-shell {
+  min-height: 100vh;
+  display: grid;
+  place-items: center;
+  padding: 32px;
+}
+
+.panel {
+  width: min(720px, 100%);
+  border: 1px solid #d7dee8;
+  border-radius: 8px;
+  background: #ffffff;
+  padding: 32px;
+}
+
+.eyebrow {
+  margin: 0 0 12px;
+  color: #1f6f8b;
+  font-size: 14px;
+  font-weight: 700;
+  letter-spacing: 0;
+  text-transform: uppercase;
+}
+
+h1 {
+  margin: 0;
+  font-size: 32px;
+  line-height: 1.15;
+}
+
+p {
+  font-size: 16px;
+  line-height: 1.6;
+}