feat: v0.7.0 — server-authoritative sim engine: tick-on-read clock (time-scale + pause via POST /api/sim), contract expiry + market spawn, analytic plane movement/finalization

app/api/state/route.ts

@@ -1,7 +1,11 @@
+import { tickNow } from '@/lib/sim/engine';
 import { getStateSnapshot } from '@/lib/game/state';
 
 export async function GET() {
   try {
+    // Tick-on-read (v0.7.0): advance the sim clock before snapshotting so every
+    // read reflects current game time (expiry/finalize/spawn run inside the tick).
+    await tickNow();
     return Response.json(await getStateSnapshot());
   } catch (err) {
     console.error('failed to load game state', err);