Added API for externalAPI, added env for clients

src/client/client.module.ts

@@ -1,5 +1,6 @@
 import { Module } from "@nestjs/common";
 import { MongooseModule } from "@nestjs/mongoose";
+import { SystemSettingsModule } from "src/system-settings/system-settings.module";
 import { ClientController } from "./client.controller";
 import { ClientPanelController } from "./client-panel.controller";
 import { ClientService } from "./client.service";
@@ -10,6 +11,7 @@ import { ClientDbSchema, ClientModel } from "./entities/schema/client.schema";
 
 @Module({
   imports: [
+    SystemSettingsModule,
     MongooseModule.forFeature([
       { name: ClientModel.name, schema: ClientDbSchema },
       {