Add link to GitHub to sidebar

[n2o]

Now that we are on GitHub and this platform is Open Source, add a GitHub Icon to the panel, which links to this repository

• Add a static image of GitHub's Logo
• Link the logo to this repository
• Don't load any additional external resources.

[mainulsunvi]

Hello @n2o

I hope you're doing well.

I would greatly appreciate it if you could assign this issue to me.

Thank you, and I look forward to hearing from you.

Best regards,
Mainul Sunvi

[n2o]

Heyho,
feel free to implement it 🎉 If you encounter any problems, feel free to ask, you're the first person working on this project from the community.

Please add the image of GitHub to the repository and don't load any external resources. Otherwise, this would possibly open any GDPR issues.