Chrome Web Store Submission: The Gotchas Nobody Warns You About

I just submitted another Chrome extension to the Chrome Web Store. I have submitted multiple extensions overtime. Mostly for my own tooling and community share or just because idea was fun. The first time took 3 attempts. The second time I got rejected in 12 hours for something completely avoidable. Here's every gotcha I hit — so you don't have to. Not documented prominently anywhere. You'll get a cryptic upload error: "The description field in manifest is too long." Your package.json descriptio