main
build: update buildifier and fix failures (#18997)
refactor: make all event emitters readonly (#17666)
docs: rename material.angular.io to material.angular.dev (#30993)
docs: correct grammatical errors in custom stepper guide (#31635)
docs: use standalone import in getting-started guide (#32826)
docs(theming): mention mat.theme mixin in M2 to M3 migration section (#32833)
docs: remove references to animations package (#32107)
docs(theming): fix incorrect M2 API names in theming-your-components guide (#32834)
docs(theming): add prebuilt themes section documenting M2 and M3 themes (#32832)
test(multiple): remove unnecessary compileComponents calls
docs: create anchors for all header elems & fix a11y in guides (#21751)