* master: (43 commits)
  simplify and redesign challenge page QR code
  fix /video 404 page - closes lichess-org#14262
  Move classification flairs (fixes lichess-org#14264 ) (lichess-org#14265)
  add puzzle theme translation keys to the streak page - closes lichess-org#14273
  fix ui storage must remove the birthday key on expiration
  rename and factor ui storage birthday key
  New Crowdin updates (lichess-org#14271)
  hard coded ttl always
  remove unused function
  persistent log ws failures
  switch from xz to zstd for artifacts
  fix deploy after artifacts v4 update
  update to potentially much faster upload-artifact v4
  scala tweak, use form3.submit
  remove code duplication in ublog post ranking
  make it a bit clearer which fields are required when recomputing upost rank
  fix ublog post ranking when there is no rankAdjustDays
  don't confuse user with mod in mod log
  simplify using post.created.by
  tweak default broadcast pull periods
  ...