cleanup
Cleanup: relative Pfade und Konvertierung von Template-Literal-String Aktualisieren client/src/js/listevents.mjs, client/src/html/listEvents.html, client/src/js/seatinglist.mjs, client/src/js/guestlist.mjs, client/src/js/addevent.mjs
Cleanup: relative Pfade und Konvertierung von Template-Literal-String Aktualisieren client/src/js/listevents.mjs, client/src/html/listEvents.html, client/src/js/seatinglist.mjs, client/src/js/guestlist.mjs, client/src/js/addevent.mjs