If you first, run the development server:

npm run dev
# or
yarn dev
# or
pnpm dev

1. Create Google Analytics
2. Register app (create config)
3. Install firebase npm install firebase
4. add config file to your project
5. visit the Firebase Docs > Build > Authentication > web > get started
6. import all require
7. create const auth = getAuth(app)

8. use singInWithPopUp

9. activated (Google, X, GitHub, etc)