api/src/get-version/get-version.controller.ts

import { Controller, Get, Headers, Query } from '@nestjs/common';
import { GetVersionService } from './get-version.service';

@Controller()
export class GetVersionController {
  constructor(private readonly getVersionService: GetVersionService) {}

  @Get('get_version')
  getVersion(
    @Headers('host') host?: string,
    @Headers('x-forwarded-host') forwardedHost?: string,
    @Query('domain') domain?: string,
  ) {
    return this.getVersionService.resolveByHost(
      domain || forwardedHost || host,
      domain,
    );
  }
}