* main:
  feat(data frame): Support `polars` (#1474)
  api(playwright): Code review of complete playwright API (#1501)
  fix: Move `www/shared/py-shiny` to `www/py-shiny` (#1499)
  test(controllers): Refactor column sort and filter methods for Dataframe class (#1496)
  Follow up to #1453: allow user roles when normalizing a dictionary (#1495)
  fix(layout_columns): Fix coercion of scalar row height to list for python <= 3.9 (#1494)
  Add `shiny.ui.Chat` (#1453)
  docs(Theme): Fix example and clarify usage (#1491)
  chore(pyright): Pin pyright version to `1.1.369` to avoid CI failures (#1493)