TTS podcast

Creates a podcast feed from URLs sent to a Telegram bot.

1. Receives a message with a URL.
2. Runs a wrapper around Readability.js using Bun, extracts article and its title.
3. Creates a bunch of wav files using Kokoro as a TTS model.
4. Converts these wav files into a single mp3 with ffmpeg.
5. Uploads this mp3 to Cloudflare R2, updates feed.xml.
6. You can now listen to this URL using a podcast app on your phone!

Needs Bun and ffmpeg installed. Uses uv for Python dependencies.

To do

• Switch between different Kokoro voices
• Allow using other TTS models
• A browser extension