== Background
As a user I want night them on history and diff pages
== User story
As a user I want all my pages in dark mode.
== Acceptance criteria
[x] OOUI supports dark theme
[x] The subtask T361717 has been resolved.
[] The subtask T366920 has been resolved.
[] A config change is made and backported to satisfy the requirements that follow
[] Night mode is enabled on diff pages ?action=diff (https://en.wikipedia.beta.wmflabs.org/w/index.php?title=Conflict-title-0.14501166074480598-I%C3%B1t%C3%ABrn%C3%A2ti%C3%B4n%C3%A0liz%C3%A6ti%C3%B8n&curid=308500&diff=623464&oldid=623463)
[] Night mode is enabled on diff pages ?action=history (https://en.wikipedia.beta.wmflabs.org/w/index.php?title=Conflict-title-0.14501166074480598-I%C3%B1t%C3%ABrn%C3%A2ti%C3%B4n%C3%A0liz%C3%A6ti%C3%B8n&action=history)
[] Enable on https://en.wikipedia.org/wiki/Special:PendingChanges
[] Enable on https://en.wikipedia.org/wiki/Special:RecentChanges
[] Enable on Special:Recentchangeslinked
[] Enable on Special:Contributions
[] Enable on https://en.wikipedia.org/wiki/Special:Watchlist
[] Enable on Special:RecentChangesLinked
[] Enable on https://en.wikipedia.org/w/index.php?title=Special:ComparePages
[] Enable on https://en.wikipedia.org/w/index.php?title=Special:Diff
== Communication criteria - does this need an announcement or discussion?
N/A
== Rollback plan
N/A
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