Initial commit: AI Dungeon clone (FastAPI backend + React frontend)

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01KFsGHju9szibJJa2YJcdbg

frontend/src/App.jsx

@@ -0,0 +1,24 @@
+import { NavLink, Outlet } from 'react-router-dom'
+
+export default function App() {
+  return (
+    <>
+      <nav className="topnav">
+        <span className="brand">⚔ AI D&D</span>
+        <NavLink to="/" end className={({ isActive }) => `navlink${isActive ? ' active' : ''}`}>
+          Adventures
+        </NavLink>
+        <NavLink to="/scenarios" className={({ isActive }) => `navlink${isActive ? ' active' : ''}`}>
+          Scenarios
+        </NavLink>
+        <NavLink to="/scripts" className={({ isActive }) => `navlink${isActive ? ' active' : ''}`}>
+          Scripts
+        </NavLink>
+        <NavLink to="/settings" className={({ isActive }) => `navlink${isActive ? ' active' : ''}`}>
+          Settings
+        </NavLink>
+      </nav>
+      <Outlet />
+    </>
+  )
+}