feat : Modify Service

src/API/AuthService.js

src/API/ChatService.js

src/App.js

src/Components/Auth/Signin/EmailButton.js

src/Components/Chat/ChatScreen.js

src/Components/Common/CommonForm.js

src/Pages/Auth/LoginApp.js

src/Pages/FindAccount/FindAccount.js

src/Pages/SignUp/SignUp.js