fix(markdown): preserve code backgrounds across theme changes - #1060

fix(markdown): preserve code backgrounds across theme changes#1060

agegr merged 3 commits into

agegr:mainagegr/pi-web:mainfrom

xuzijian2019:fix/code-block-theme-backgroundxuzijian2019/pi-web:fix/code-block-theme-backgroundCopy head branch name to clipboard