\RequirePackage{tcolorbox} \tcbuselibrary{skins,breakable} \RequirePackage{translator} % German Month and Day names \usetikzlibrary{calc} \usetikzlibrary{calendar} \RequirePackage[nolinks]{qrcode} \RequirePackage{eurosym} \RequirePackage{suffix} \RequirePackage{qrcode} \RequirePackage{pdflscape} % wegen listings \RequirePackage{scrhack} \RequirePackage[calc]{datetime2}