The list of extensions now uses Ink to provide dark mode styling. Ink is

used for the buttons, spinner, and all color constants on the page.
The button on the copyable text input field for copying text has been

updated to use the link color, indicating clickability. This uses Ink's

new Copy icon, which supports light and dark mode styling and a modern

aesthetic.

Tested the extensions list and all actions on light and dark mode.
Tested the copy button on light and dark mode.