Use different assets for different configurations with Play Framework

application.conf

...
assets.path="/public"
...

ConfigurableAssets.scala

package controllers

import play.api.Play
import play.api.mvc.Action
import play.api.mvc.AnyContent
import com.google.inject.Inject
import play.api.http.HttpErrorHandler


class ConfigurableAssets @Inject() (playConfig: play.api.Configuration, errorHandler: HttpErrorHandler) extends AssetsBuilder(errorHandler) {
	private val assetsPath = playConfig.getString("assets.path").getOrElse("/public")
	def at(file:String): Action[AnyContent] = {
		at(assetsPath, file)
	}
	
  def versioned(file:String): Action[AnyContent] = {
		versioned(assetsPath, file)
	}
}

production.conf

...
assets.path="/dist"
...

routes

#static files
GET     /assets/*file               controllers.ConfigurableAssets.versioned(file)