feat: added cognito google integration

[ignacionistal]

Title*

Added Google integration to Cognito to and functionality to Sign with Google button.

Type of Change*

• New feature
• Bug fix
• Documentation update
• Refactoring
• Hotfix
• Security patch
• UI/UX improvement

Description

Added google integration to Cognito implementation. Added functionality to Sign in with Google button. Added auth/callback page to sign in the user and add tokens to browser.

Testing*

Manual test on development environment

Impact

No impact in application if google keys are not set up.

Checklist*

• No new errors or warnings have been introduced.
• All tests pass successfully and new tests added as necessary.
• Documentation has been updated accordingly.
• Code adheres to the coding and style guidelines of the project.
• Code has been commented in particularly hard-to-understand areas.