associated-press/app/AppComponents.scala

import config.AppConfig
import controllers.HealthcheckController
import play.api.ApplicationLoader.Context
import play.api.mvc.EssentialFilter
import play.api.{BuiltInComponentsFromContext, Logging}
import router.Routes
import play.filters.HttpFiltersComponents
import services.AssociatedPressService

class AppComponents(context: Context)
    extends BuiltInComponentsFromContext(context)
    with HttpFiltersComponents
    with Logging {
  override def httpFilters: Seq[EssentialFilter] =
    super.httpFilters.filterNot(_ == allowedHostsFilter)

  val appConfig = new AppConfig(configuration)

  val associatedPressService = new AssociatedPressService(
    appConfig,
    actorSystem,
    materializer,
    executionContext
  )
  associatedPressService.start()

  val healthcheckController = new HealthcheckController(controllerComponents)

  lazy val router = new Routes(httpErrorHandler, healthcheckController)

}