Adding better routing

src/App.tsx

@@ -96,7 +96,8 @@ export function App() {
     const params = new URLSearchParams(window.location.search)
     fetch('/api/session').then(response => response.ok ? response.json() : null).then(session => setIsAdmin(Boolean(session?.isAdmin))).catch(() => setIsAdmin(false))
 
-    const deepLinkLevel = params.get('level')
+    const pathLevel = window.location.pathname.match(/^\/level\/(.+)$/)
+    const deepLinkLevel = params.get('level') || (pathLevel ? decodeURIComponent(pathLevel[1]) : null)
     const editQuery = params.get('edit') === '1' ? '?edit=1' : ''
     const openLevel = async (slug: string) => {
       const data = await loadLevelBySlug(slug, editQuery)

src/main.tsx

@@ -1,13 +1,18 @@
 import { StrictMode, Suspense, lazy } from 'react'
 import { createRoot } from 'react-dom/client'
 import { App } from './App'
+import { Play } from './play'
 import './styles.css'
 
 // three.js is lazy-loaded so the board never pays for it up front.
 const PhonePreview = lazy(() => import('./phone').then(m => ({ default: m.PhonePreview })))
 
-// Visual spike: /?phone=1 renders the handset standalone, isolated from the board.
-const root = new URLSearchParams(window.location.search).has('phone')
+// Routing: the bare root is the game's front door (splash + campaign); /level/:id,
+// /admin, and the legacy ?level= deep link open the board; ?phone=1 is the spike.
+const path = window.location.pathname
+const search = new URLSearchParams(window.location.search)
+const isBoard = path.startsWith('/level/') || path === '/admin' || search.has('level')
+const root = search.has('phone')
   ? <Suspense fallback={null}><PhonePreview /></Suspense>
-  : <App />
+  : isBoard ? <App /> : <Play />
 createRoot(document.getElementById('root')!).render(<StrictMode>{root}</StrictMode>)

src/play.tsx

@@ -0,0 +1,72 @@
+import { useCallback, useEffect, useState } from 'react'
+import { CutsceneHost, DialoguePlayer, SplashScreen, type PlaythroughState } from './narrative'
+
+// The game's front door and campaign runtime. Shows the splash when there's no
+// active playthrough; otherwise walks the story graph — cutscene and dialogue
+// nodes render here, and when the graph reaches a LEVEL node it hands off to the
+// board route (/level/<clone id>), which App renders.
+export function Play() {
+  const [state, setState] = useState<PlaythroughState | null>(null)
+  const [splash, setSplash] = useState(false)
+  const [busy, setBusy] = useState(false)
+  const [status, setStatus] = useState('')
+
+  const apply = useCallback((next: PlaythroughState | null) => {
+    if (!next) { setSplash(true); return }
+    if (next.node?.kind === 'level' && next.node.levelSlug) { window.location.assign(`/level/${encodeURIComponent(next.node.levelSlug)}`); return }
+    if (!next.node) { setState(null); setSplash(true); setStatus('CASE CLOSED — begin another'); return }
+    setState(next); setSplash(false)
+  }, [])
+
+  const ensurePlaythroughId = async (): Promise<string | null> => {
+    const cur = await fetch('/api/playthroughs/current')
+    if (cur.ok && cur.status !== 204) return (await cur.json())?.playthrough?.id ?? null
+    const made = await fetch('/api/playthroughs', { method: 'POST', headers: { 'content-type': 'application/json' }, body: JSON.stringify({ mystery: 'glass-harbor' }) })
+    return made.ok ? (await made.json())?.playthrough?.id ?? null : null
+  }
+
+  useEffect(() => {
+    let cancelled = false
+    ;(async () => {
+      // /node/:id — dev teleport to a specific story node (level nodes -> the board).
+      const nodeMatch = window.location.pathname.match(/^\/node\/(.+)$/)
+      if (nodeMatch) {
+        const id = await ensurePlaythroughId()
+        if (cancelled || !id) { if (!cancelled) setStatus('NO PLAYTHROUGH'); return }
+        const res = await fetch(`/api/playthroughs/${id}/goto`, { method: 'POST', headers: { 'content-type': 'application/json' }, body: JSON.stringify({ nodeId: decodeURIComponent(nodeMatch[1]) }) })
+        if (!cancelled) res.ok ? apply(await res.json()) : setStatus('NODE NOT FOUND')
+        return
+      }
+      const res = await fetch('/api/playthroughs/current')
+      if (cancelled) return
+      if (res.status === 204) { setSplash(true); setStatus('AWAITING PRINCIPAL INVESTIGATOR'); return }
+      res.ok ? apply(await res.json()) : setSplash(true)
+    })()
+    return () => { cancelled = true }
+  }, [apply])
+
+  const newGame = async () => {
+    setBusy(true)
+    try {
+      const res = await fetch('/api/playthroughs', { method: 'POST', headers: { 'content-type': 'application/json' }, body: JSON.stringify({ mystery: 'glass-harbor' }) })
+      if (res.ok) apply(await res.json())
+      else setStatus('NO MYSTERY AVAILABLE')
+    } finally { setBusy(false) }
+  }
+
+  const advance = async (terminalKey?: string) => {
+    if (!state) return
+    const res = await fetch(`/api/playthroughs/${state.playthrough.id}/advance`, {
+      method: 'POST', headers: { 'content-type': 'application/json' }, body: JSON.stringify({ terminalKey }),
+    })
+    if (res.ok) apply(await res.json())
+  }
+
+  if (splash) return <SplashScreen hasResume={false} busy={busy} status={status} onNewGame={newGame} onResume={() => {}} />
+
+  const node = state?.node
+  if (!node) return <div className="boot"><div className="seal">GU</div><p>GLITCH UNIVERSITY NETWORK TERMINAL</p><small>{status || 'OPENING CASE FILE…'}</small></div>
+  if (node.kind === 'cutscene') return <CutsceneHost componentKey={node.componentKey} label={node.label} onComplete={() => { void advance() }} />
+  if (node.kind === 'dialogue' && node.utterances) return <DialoguePlayer node={{ utterances: node.utterances, rootId: node.rootId ?? null }} onExit={terminalKey => { void advance(terminalKey) }} />
+  return <div className="boot"><div className="seal">GU</div><small>{node.label}</small></div>
+}