This is temporary until I have time to write a proper patch to make the
WebEngine dependency truly optional.

Upstream-URL: https://bugs.kde.org/show_bug.cgi?id=455108
BUG: 455108

--- cantor-22.04.2/CMakeLists.txt.old	2022-06-06 22:43:15.000000000 -0500
+++ cantor-22.04.2/CMakeLists.txt	2022-06-10 00:48:15.475027350 -0500
@@ -37,9 +37,7 @@
     Xml
     XmlPatterns
     Test
-    Help
-    WebEngine
-    WebEngineWidgets)
+    Help)
 
 find_package(KF5 ${KF5_MIN_VERSION} REQUIRED
     Config
--- cantor-22.04.2/src/CMakeLists.txt.old	2022-06-06 22:43:15.000000000 -0500
+++ cantor-22.04.2/src/CMakeLists.txt	2022-06-10 00:47:38.599064429 -0500
@@ -39,7 +39,7 @@
 add_executable(cantor ${cantor_SRCS})
 
 target_link_libraries(cantor KF5::Parts KF5::NewStuff KF5::ConfigCore KF5::CoreAddons KF5::ConfigGui
-    KF5::Crash KF5::XmlGui Qt5::WebEngine cantorlibs cantor_config)
+    KF5::Crash KF5::XmlGui cantorlibs cantor_config)
 
 ########### install files ###############
 install(TARGETS cantor ${KDE_INSTALL_TARGETS_DEFAULT_ARGS} )
--- cantor-22.04.2/src/panelplugins/CMakeLists.txt.old	2022-06-06 22:43:15.000000000 -0500
+++ cantor-22.04.2/src/panelplugins/CMakeLists.txt	2022-06-10 00:46:15.718138007 -0500
@@ -13,4 +13,3 @@
 add_subdirectory(variablemgr)
 add_subdirectory(filebrowserpanel)
 add_subdirectory(tocpanel)
-add_subdirectory(documentationpanel)
--- cantor-22.04.2/src/main.cpp.old	2022-06-06 22:43:15.000000000 -0500
+++ cantor-22.04.2/src/main.cpp	2022-06-10 00:46:37.755725391 -0500
@@ -17,16 +17,10 @@
 #include <QFileInfo>
 #include <QDir>
 #include <QDebug>
-#include <QtWebEngine>
 
 
 int main(int argc, char **argv)
 {
-    QtWebEngine::initialize();
-    // Register custom scheme handler for qthelp:// scheme
-    QWebEngineUrlScheme qthelp("qthelp");
-    QWebEngineUrlScheme::registerScheme(qthelp);
-
     QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
     QApplication app(argc, argv);