feat: setup attachment to the freight chat

apps/edr-freight-api/src/modules/support-chat/support-chat.module.ts

@@ -3,9 +3,11 @@ import { TypeOrmModule } from "@nestjs/typeorm";
 
 import { BackofficeModule } from "../backoffice/backoffice.module";
 import { CompaniesModule } from "../companies/companies.module";
+import { FilesModule } from "../files/files.module";
 import { NotificationInboxModule } from "../notification-inbox/notification-inbox.module";
 import { SupportConversation } from "./entities/support-conversation.entity";
 import { SupportMessage } from "./entities/support-message.entity";
+import { SupportAttachmentController } from "./support-attachment.controller";
 import { SupportChatAgentController } from "./support-chat-agent.controller";
 import { SupportChatController } from "./support-chat.controller";
 import { SupportChatGateway } from "./support-chat.gateway";
@@ -23,13 +25,22 @@ import { SupportMessageRepository } from "./support-message.repository";
     BackofficeModule,
     // WsAuthService — reused handshake authentication for the gateway.
     NotificationInboxModule,
+    // FilesService — chat attachments are stored as polymorphic file records.
+    FilesModule,
+  ],
+  controllers: [
+    SupportChatController,
+    SupportChatAgentController,
+    SupportAttachmentController,
   ],
-  controllers: [SupportChatController, SupportChatAgentController],
   providers: [
     SupportConversationRepository,
     SupportMessageRepository,
     SupportChatGateway,
     SupportChatService,
   ],
+  // FilesController's ownership check for `support_message` files defers to this
+  // service — see SupportAttachmentAccess.
+  exports: [SupportChatService],
 })
 export class SupportChatModule {}