feat: integrate invitation access, world NPCs, and deployment

scripts/export_world_npc_graph.ts

@@ -0,0 +1,11 @@
+import { writeFileSync } from 'node:fs';
+import { resolve } from 'node:path';
+import { WORLD_LOCATIONS, WORLD_ROUTE_EDGES } from '../src/business/world_npc/world_npc.world';
+
+const output = String(process.env.WORLD_NPC_GRAPH_OUTPUT || '').trim();
+if (!output) throw new Error('WORLD_NPC_GRAPH_OUTPUT is required');
+writeFileSync(resolve(output), JSON.stringify({
+  locations: WORLD_LOCATIONS,
+  edges: WORLD_ROUTE_EDGES,
+}, null, 2));
+console.log(`WORLD_NPC_GRAPH_EXPORTED: ${resolve(output)}`);