Added Github SignIn

[Anikesh02]

Resolves #15 (comment)

PR Fixes:

Added GitHub Sign-In (Preview):

Arc.2024-10-09.09-34-35.mp4

Setup:

1. Go to Firebase console and add a new sign-in provider (GitHub)

2. Now go to your GitHub page and find the settings option.

3. Click on Developer settings in the bottom:

4. In Developer settings go to OAuth Apps and create a New OAuth App

5. Register your new OAuth App

6. For Authorization callback URL you can go to firebase console and in the GitHub provider (Present in Edit configuration of your github provider) settings you'll find:

7. After adding the Authorization callback URL simply click on Register Application.

8. After successfully registering your OAuth App you'll be provided with a client ID and client secret key (Which you can generate by clicking on Generate New Client Secret.

9. Copy the client ID and client secret key and paste it in firebase GitHub configuration:

10. You're all set! Just make sure that if you've used your GitHub primary email for Google signing (If the database already has your email stored when you used Google sign-in, it will create an error. Kindly make sure to use either Google sign-in or GitHub sign-in for one particular email. Duplicate emails will raise an error as the user can log in only with one email with one sign-in provider.

@DhanushNehru Kindly assign this PR to me and add "hacktoberfest" and "hacktoberfest-accepted" label to this PR and the issue solved .

Thank you !!

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Name	Status	Preview	Comments	Updated (UTC)
custom-code-editor	✅ Ready (Inspect)	Visit Preview	💬 Add feedback	Oct 9, 2024 0:15am

[Anikesh02]

@DhanushNehru Kindly review the PR and let me know if there's any change to be made and also please consider adding the labels.
Thank you !!

[DhanushNehru]

Hi @Anikesh02 , looks good if you can please create an issue mentioning this PR, to update the Readme so that people who set things in local from now on might be helpful.

You can update the Readme or anyone else can update accordingly

[Anikesh02]

Hi @Anikesh02 , looks good if you can please create an issue mentioning this PR, to update the Readme so that people who set things in local from now on might be helpful.

You can update the Readme or anyone else can update accordingly

Created an issue for documentation of GitHub auth