CapacitorJS Auth & Login Example

I need a practical example showcasing the implementation of both Google Auth and Facebook Login using CapacitorJS in Angular 18. The code should be workable on Android and iOS platforms. I have access to the Google Cloud Console, so the integration can leverage the necessary credentials from there.

Key Deliverables:
- Functional demonstration of Google Auth and Facebook Login.
- Codebase compatible with Angular 18 and CapacitorJS.
- Android and iOS compatibility.
- Clear instructions on how to deploy and test the authentication functionality.

Desired User Information:
- Full Name.
- Email address.

Skills:
- Proficiency with Angular and CapacitorJS.
- Experience with OAuth2.0, specifically Google Auth and Facebook Login.
- Familiarity with mobile application development for Android and iOS.
- Strong understanding of best practices for user authentication and information security.