Your ROOT_URL in app.ini is https://source.parasitstudio.de:63000/ but you are visiting https://source.parasitstudio.de/wirtz/esp-link/src/commit/ca2de1a4375c90824a05aa6c82297ed7b1a7e199/httpd You should set ROOT_URL correctly, otherwise the web may not work correctly.

Thorsten von Eicken adb0706349 added built-in AVR/optiboot programmer		9 years ago
..
auth.c	finished UI refactoring to ajax	10 years ago
auth.h	Using one header file for esp8266 stuff	10 years ago
base64.c	Using one header file for esp8266 stuff	10 years ago
base64.h	Added include guards and removed unused includes	10 years ago
httpd.c	added built-in AVR/optiboot programmer	9 years ago
httpd.h	improve & reduce the http logging	10 years ago
httpdespfs.c	mergeing mqtt into master	10 years ago
httpdespfs.h	mergeing mqtt into master	10 years ago