* fix(web): border-radius added to mainwin-toolbar icons
* fix(web): --color-fg-on-popup added for font visibility when dark mode
* chore(web): add .gitattributes
Since transmission-app.js is a generated file,
should be treated as a binary to avoid conflict.
* chore: rebuild transmission-app.js
Co-authored-by: trainto <trainto@gmail.com>