fastlane: Uploading to TestFlight hangs at "waiting for the build..." for very long time

# This file contains the fastlane.tools configuration
# You can find the documentation at https://docs.fastlane.tools
#
# For a list of all available actions, check out
#
#     https://docs.fastlane.tools/actions
#
# For a list of all available plugins, check out
#
#     https://docs.fastlane.tools/plugins/available-plugins
#

# Uncomment the line if you want fastlane to automatically update itself
# update_fastlane

lane :android_internal do |options|
  upload_to_play_store(
    track: 'internal',
    apk: options[:artifact]
  )
end

lane :ios_internal do |options|
    api_key = app_store_connect_api_key(
    key_id: "XXXXXXX",
    issuer_id: "XXXXXXXXXXXXXXXXX",
    key_filepath: "./fastlane/AuthKey_XXXXXXXX.p8",
    in_house: "false"
  )

  upload_to_testflight(
    api_key: api_key,
    ipa: options[:artifact],
    distribute_external: options[:distribute_groups],
    notify_external_testers: options[:notify_groups],
    groups: options[:group],
    changelog: options[:changelog],
    skip_waiting_for_build_processing: options[:skip_waiting]
  )

end

lane :announcement do |options|
  teams(
    title: "XXXXXXXX",
    message: "App was successfully released!",
     facts:[
      {
        "name"=>"Version",
        "value"=>options[:version]
      },
      {
        "name"=>"Build",
        "value"=>options[:build_number]
      },
      {
        "name"=>"Track",
        "value"=>options[:track]
      }
    ],
    teams_url: options[:teams_url]
  )
end

# For more information about the Appfile, see:
#     https://docs.fastlane.tools/advanced/#appfile

#iOS
app_identifier("XXXXXXXXXXXXXXX")
apple_id("XXXXXXXXXXXXXX@XXXXXX.com")

#Android
json_key_file "fastlane/XXXXXXXXXXXXXXXXXXXXX.json"
package_name "XXXXXXXXXXXXX"