feat: gateway CRUD routes — conversations, projects, missions, tasks (P1-005/006) (#72)

Co-authored-by: Jason Woltje <jason@diversecanvas.com>
Co-committed-by: Jason Woltje <jason@diversecanvas.com>

apps/gateway/src/app.module.ts

@@ -2,11 +2,26 @@ import { Module } from '@nestjs/common';
 import { HealthController } from './health/health.controller.js';
 import { DatabaseModule } from './database/database.module.js';
 import { AuthModule } from './auth/auth.module.js';
+import { BrainModule } from './brain/brain.module.js';
 import { AgentModule } from './agent/agent.module.js';
 import { ChatModule } from './chat/chat.module.js';
+import { ConversationsModule } from './conversations/conversations.module.js';
+import { ProjectsModule } from './projects/projects.module.js';
+import { MissionsModule } from './missions/missions.module.js';
+import { TasksModule } from './tasks/tasks.module.js';
 
 @Module({
-  imports: [DatabaseModule, AuthModule, AgentModule, ChatModule],
+  imports: [
+    DatabaseModule,
+    AuthModule,
+    BrainModule,
+    AgentModule,
+    ChatModule,
+    ConversationsModule,
+    ProjectsModule,
+    MissionsModule,
+    TasksModule,
+  ],
   controllers: [HealthController],
 })
 export class AppModule {}