[Flutter] Web 설정

첫번째 스크립트는 잘 모르겠음

Facebook SDK 초기화 부분의 필요 여부는 잘 모르겠음

  <script async defer crossorigin="anonymous" src="https://connect.facebook.net/en_US/sdk.js"></script>
  <!-- The core Firebase JS SDK is always required and must be listed first -->
  <!-- 오류가 발생하여 8.8.1을 8.6.1로 다운함  -->
  <script src="https://www.gstatic.com/firebasejs/8.6.1/firebase-app.js"></script>
  <script src="https://www.gstatic.com/firebasejs/8.6.1/firebase-auth.js"></script>
  <script src="https://www.gstatic.com/firebasejs/8.6.1/firebase-firestore.js"></script>
  <script src="https://www.gstatic.com/firebasejs/8.6.1/firebase-storage.js"></script>

  <!-- TODO: Add SDKs for Firebase products that you want to use
       https://firebase.google.com/docs/web/setup#available-libraries -->
  <script src="https://www.gstatic.com/firebasejs/8.8.1/firebase-analytics.js"></script>

  <script>
    var firebaseConfig = {
      apiKey: "개인설정",
      authDomain: "개인설정",
      projectId: "개인설정",
      storageBucket: "개인설정",
      messagingSenderId: "개인설정",
      appId: "개인설정",
      measurementId: "개인설정"
    };

    firebase.initializeApp(firebaseConfig);
    firebase.analytics();
  </script>

구글과 이메일은 정상 로그인이 되는데,

페이스북은 보안 오류 발생함 - 해결 방법을 찾고 있는 중 ~~