World airport dataset + distance cap on generated jobs (ISS-079, v0.44.0)

lib/sim/engine.ts

@@ -12,6 +12,7 @@ import {
   generatePackage,
   MARKET_TARGET_OPEN_PACKAGES,
   mulberry32,
+  pickDestWithinCap,
   type Rng,
   type SeedAirport,
 } from '@/lib/game/seed';
@@ -371,9 +372,21 @@ export async function spawnCoveragePackages(
 
   let n = 0;
   for (const icao of missing) {
-    if (!airports.some((a) => a.icao === icao)) continue; // defensive — the dataset is the source of all ICACs
+    const oi = airports.findIndex((a) => a.icao === icao);
+    if (oi < 0) continue; // defensive — the dataset is the source of all ICACs
+    // v0.44.0 (ISS-079): cap the random dest at MAX_JOB_LEG_KM like generatePackage's unforced pairs —
+    // one draw in the same stream position as the old uncapped pick, so downstream draws are unchanged.
+    const di = pickDestWithinCap(airports, oi, rand);
     await inst.db.insert(schema.packages).values(
-      generatePackage({ id: randomUUID(), airports, rng: rand, nowMs: clockMs, originIcao: icao, reputation: account.reputation }),
+      generatePackage({
+        id: randomUUID(),
+        airports,
+        rng: rand,
+        nowMs: clockMs,
+        originIcao: icao,
+        ...(di >= 0 ? { destIcao: airports[di].icao } : {}), // di < 0 (no within-cap neighbour) → old uncapped behavior
+        reputation: account.reputation,
+      }),
     );
     n++;
   }