Add new app called City Lights

[nickisnt]

City Lights generates random and mesmerizing nighttime cityscapes.

[tidbyt]

⚠️ The automated review process is experimental and likely has bugs. Please bear with us as we iron out the kinks and enable you to ship changes at high velocity 🚀

Next Steps

Hello! Thank you so much for your change 🤜 🤛 . There are a few things you need to do:

• Sign the CLA if you haven't already
• Ensure your build is green! Any problem will display a proposed solution to try out
• Get a review, either by Tidbyt Bot or by a Tidbyt engineer

Manual Review Required

Hang tight! A Tidbyt engineer will be by shortly to review your change. Here is what they will be looking for:

	Test	Details
✅	App Dir	All files are in a single app directory
🟡	Modules	Usage of random.star requires review
✅	Original Author	The original author matches the PR author

[tidbyt-bot]

CLA Assistant Lite bot All contributors have signed the CLA ✍️ ✅

[nickisnt]

I have read the CLA Document and I hereby sign the CLA

[stale]

We're automatically closing this issue because it hasn't had any activity in 120 days. If that seems like a mistake, please feel free to re-open. Thanks!