Turned out its kinda annoying to do, doesn't feel great and is fragile, so I dropped it.
I got inspired so I created this: https://nomeatproxy.com/.
I have ofc linked to your post there as the inspiration :) If you do want to change how you're credited then feel free to contact me (link to my stuff is at the bottom).
Turned out its kinda annoying to do, doesn't feel great and is fragile, so I dropped it.