Building sites … ERROR 2019/07/23 12:15:44 Please define menu items named `[menu.t03_eMail]` in your courses/tb_1_kommunikationswerkzeuge/t03_eMail/index.pandoc front matter or define `[[menu.t03_eMail]]` in `config.toml`. ERROR 2019/07/23 12:15:44 Please define menu items named `[menu.t02_webbrowser]` in your courses/tb_1_kommunikationswerkzeuge/t02_webbrowser/index.pandoc front matter or define `[[menu.t02_webbrowser]]` in `config.toml`. ERROR 2019/07/23 12:15:44 Please define menu items named `[menu.t01_app]` in your courses/tb_1_kommunikationswerkzeuge/t01_app/index.pandoc front matter or define `[[menu.t01_app]]` in `config.toml`. Error: Error building site: logged 3 error(s) Total in 2752 ms Uploading artifacts... public: found 354 matching files Uploading artifacts to coordinator... ok id=1170 responseStatus=201 Created token=9dwgJRpN ERROR: Job failed: exit code 1