* Change setting dark mode to use Bootstrap's data-bs-theme attribute
* Update dark mode styling to use Bootstrap's color mode attribute
* Update unit tests and lints
* Fix not reflecting custom theme color
* Remove commented-out code
* fix inverted thumbnails in dark mode & card borders
* prettier
* Fix application of dark mode, tests
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Co-authored-by: shamoon <4887959+shamoon@users.noreply.github.com>
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