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/d698b94ac6ce6420879cef36f64078e8d9e71e81/httpd You should set ROOT_URL correctly, otherwise the web may not work correctly.

Thorsten von Eicken 9e4cbb0dbd massive rework of MQTT		10 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	massive rework of MQTT	10 years ago
httpd.h	fix crash due to weird espconn switcharoo	10 years ago
httpdespfs.c	mergeing mqtt into master	10 years ago
httpdespfs.h	mergeing mqtt into master	10 years ago