Update Makefile & Fastfile

* Rename `appstore` to `app_store` to avoid conflict with Fastlane action `appstore`
* Add `next_generation` lane

Makefile

@@ -93,29 +93,29 @@ generate-app-file: command-exists-bundle
 	@echo building ".app" file ...
 	bundle exec fastlane generate_app_file
 
-deploy: deploy-appstore
+deploy: deploy-appstore deploy-next_generation
 
 deploy-beta: deploy-build-beta
 
-deploy-next-generation: deploy-build-next-generation
+deploy-next_generation: deploy-build-next_generation
 
 deploy-appstore: deploy-build-appstore
 
 deploy-build-%: install-gems
 	@echo deploying app \(incrementing build for $(*)\) ...
-	bundle exec fastlane beta build_type:build --env $(*) ${VERBOSE}
+	bundle exec fastlane $(*) build_type:build --env $(*) ${VERBOSE}
 
 deploy-patch-%: install-gems
 	@echo deploying app \(incrementing patch\) ...
-	bundle exec fastlane beta build_type:patch --env $(*) ${VERBOSE}
+	bundle exec fastlane $(*) build_type:patch --env $(*) ${VERBOSE}
 
 deploy-minor-%: install-gems
 	@echo deploying app \(incrementing minor\) ...
-	bundle exec fastlane beta build_type:minor --env $(*) ${VERBOSE}
+	bundle exec fastlane $(*) build_type:minor --env $(*) ${VERBOSE}
 
 deploy-major-%: install-gems
 	@echo deploying app \(incrementing major\) ...
-	bundle exec fastlane beta build_type:major --env $(*) ${VERBOSE}
+	bundle exec fastlane $(*) build_type:major --env $(*) ${VERBOSE}
 
 increment_build_number:
 	@echo Incrementing build number app ...

fastlane/Fastfile

@@ -40,8 +40,8 @@ GIT_BRANCH = ENV['GIT_BRANCH']
 # Defaults
 ######################
 DEFAULT_XCODE_TARGET = XCODE_TARGET.freeze
-DEFAULT_BUILD_TYPE = 'build'
-DEFAULT_DEPLOY_ENVIRONMENT = :dev
+DEFAULT_BUILD_TYPE = 'build'.freeze
+DEFAULT_DEPLOY_ENVIRONMENT = :dev.freeze
 
 ######################
 # Variables
@@ -239,6 +239,12 @@ platform :ios do
 		build(deploy_environment: :dev, build_type: build_type)
 	end
 
+	desc 'Deploy Next Generation version of the app ...'
+	lane :next_generation do |options|
+		build_type = options[:build_type]
+		build(deploy_environment: :dev, build_type: build_type)
+	end
+
 	desc 'Deploy App Store version of the app ...'
 	lane :app_store do |options|
 		build_type = options[:build_type]