feat(sprint4): achievements, community goals, hall of fame, profile

4 modules: achievement (15 succès, 5 catégories, 3 paliers), community
(objectifs collectifs + boosts globaux), halloffame (classement mensuel),
profile (titre actif + badges + % progression).

Event-driven: combat/forge/craft émettent des events via @nestjs/event-emitter.
Character entity: +activeTitle, +totalGoldEarned.
Seeds: 15 achievements + 3 community goals.

src/app.module.ts

@@ -2,6 +2,7 @@ import { Module } from '@nestjs/common';
 import { ConfigModule, ConfigService } from '@nestjs/config';
 import { TypeOrmModule } from '@nestjs/typeorm';
 import { ThrottlerModule } from '@nestjs/throttler';
+import { EventEmitterModule } from '@nestjs/event-emitter';
 import { AuthModule } from './auth/auth.module';
 import { CharacterModule } from './character/character.module';
 import { MonsterModule } from './monster/monster.module';
@@ -12,11 +13,16 @@ import { CraftModule } from './craft/craft.module';
 import { ForgeModule } from './forge/forge.module';
 import { EconomyModule } from './economy/economy.module';
 import { TwitchModule } from './twitch/twitch.module';
+import { AchievementModule } from './achievement/achievement.module';
+import { CommunityModule } from './community/community.module';
+import { HallOfFameModule } from './halloffame/halloffame.module';
+import { ProfileModule } from './profile/profile.module';
 import { HealthController } from './common/health.controller';
 
 @Module({
   imports: [
     ConfigModule.forRoot({ isGlobal: true }),
+    EventEmitterModule.forRoot(),
 
     TypeOrmModule.forRootAsync({
       imports: [ConfigModule],
@@ -47,6 +53,10 @@ import { HealthController } from './common/health.controller';
     ForgeModule,
     EconomyModule,
     TwitchModule,
+    AchievementModule,
+    CommunityModule,
+    HallOfFameModule,
+    ProfileModule,
   ],
   controllers: [HealthController],
 })