Update Qt to 6.9.0

Author: Ortham

.github/workflows/ci.yml

@@ -10,7 +10,7 @@ on:
 env:
   BOOST_VERSION: 1.87.0
   OGDF_VERSION: elderberry-202309
-  QT_VERSION: 6.8.3
+  QT_VERSION: 6.9.0
 
 jobs:
   # Check if the template.pot file is up to date. Run this as a separate job

.github/workflows/release.yml

@@ -7,7 +7,7 @@ on:
 env:
   BOOST_VERSION: 1.87.0
   OGDF_VERSION: elderberry-202309
-  QT_VERSION: 6.8.3
+  QT_VERSION: 6.9.0
 
 jobs:
   create_release:

README.md

@@ -50,7 +50,7 @@ flatpak --user install ~/Downloads/loot.flatpak
 You may also want to install the Adwaita theme:
 
 ```
-flatpak install flathub org.kde.KStyle.Adwaita//6.8
+flatpak install flathub org.kde.KStyle.Adwaita//6.9
 ```
 
 ## Building LOOT
@@ -98,7 +98,7 @@ Parameter | Values | Default |Description
 
 The URL parameters can be used to supply a local path if the archive has already been downloaded (e.g. for offline builds).
 
-You may also need to set `BOOST_ROOT` if CMake cannot find Boost, and `Qt6_ROOT` (e.g. to `C:/Qt/6.8.3/msvc2022_64`) if CMake cannot find Qt.
+You may also need to set `BOOST_ROOT` if CMake cannot find Boost, and `Qt6_ROOT` (e.g. to `C:/Qt/6.9.0/msvc2022_64`) if CMake cannot find Qt.
 
 ## Building The Documentation
 

resources/linux/io.github.loot.loot.yml

@@ -1,6 +1,6 @@
 app-id: io.github.loot.loot
 runtime: org.kde.Platform
-runtime-version: '6.8'
+runtime-version: '6.9'
 sdk: org.kde.Sdk
 command: LOOT
 finish-args:

src/gui/qt/tasks/check_for_update_task.cpp

@@ -26,6 +26,7 @@
 #include "gui/qt/tasks/check_for_update_task.h"
 
 #include <QtCore/QJsonDocument>
+#include <QtCore/QJsonValue>
 #include <boost/algorithm/string.hpp>
 
 #include "gui/qt/helpers.h"