title: Unable to build flutter app with firebase auth in Xcode
body: <p>I'm building a flutter mobile application with firebase_auth to authenticate. It's run well on android. But when i'm try to build it on ios using xcode it gives me series of erros.</p>
  <p>I have added the GoogleService-info.plist file inside Runner folder using xcode and added the <code>Firebase.configure()</code> code potion in AppDeligate.swift file. But still not working for me.</p>
  <p><a href="https://i.stack.imgur.com/XraMm.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/XraMm.png" alt="enter image description here" /></a></p>