feat: wire socialSystem into game loop, spawner, and state serializer

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

server/src/game/GameLoop.ts

@@ -4,6 +4,7 @@ import { GameMap } from '../map/GameMap.js';
 import { needsDecaySystem } from '../systems/needsDecaySystem.js';
 import { npcBrainSystem } from '../systems/npcBrainSystem.js';
 import { movementSystem } from '../systems/movementSystem.js';
+import { socialSystem } from '../systems/socialSystem.js';
 import { spawnNPC } from './spawner.js';
 
 export class GameLoop {
@@ -62,6 +63,7 @@ export class GameLoop {
     // Run systems in order
     needsDecaySystem(this.world);
     npcBrainSystem(this.world, this.map);
+    socialSystem(this.world);
     movementSystem(this.world);
 
     // Broadcast state periodically

server/src/game/spawner.ts

@@ -2,7 +2,7 @@ import type { World } from '../ecs/World.js';
 import type { GameMap } from '../map/GameMap.js';
 import { generateRandomAppearance } from '../spawner/appearanceGenerator.js';
 import { generateName } from '../spawner/nameGenerator.js';
-import type { EntityId, Position, Needs, Movement, NPCBrain, Appearance } from '@dflike/shared';
+import type { EntityId, Position, Needs, Movement, NPCBrain, Appearance, SocialState } from '@dflike/shared';
 
 export function spawnNPC(world: World, map: GameMap): EntityId {
   const entity = world.createEntity();
@@ -26,6 +26,14 @@ export function spawnNPC(world: World, map: GameMap): EntityId {
   });
   world.addComponent<Appearance>(entity, 'appearance', generateRandomAppearance());
   world.addComponent<string>(entity, 'name', generateName());
+  world.addComponent<SocialState>(entity, 'socialState', {
+    phase: 'none',
+    partnerId: null,
+    phaseTimer: 0,
+    outcome: null,
+    globalCooldown: 0,
+    pairCooldowns: new Map(),
+  });
 
   return entity;
 }