Ubuntu 22.04: Update to Qt6

Author: ubruhin

README.md

@@ -38,9 +38,13 @@ googletest).
 
 ### `ubuntu-22.04`
 
-Based on Ubuntu 22.04, containing Qt and OpenCascade OCE from the official
-Ubuntu package repository. This image is intended to check if LibrePCB
-compiles on a standard Ubuntu 22.04.
+Based on Ubuntu 22.04, containing Qt from the official Ubuntu package
+repository. This image is intended to check if LibrePCB compiles on a standard
+Ubuntu 22.04.
+
+In addition, this image contains necessary tools for dynamic linking of
+LibrePCB (pkg-config, libdxflib, libmuparser, libquazip, libpolyclipping,
+googletest).
 
 ### `windowsservercore-ltsc2019-qt6.6-64bit`
 

ubuntu-22.04/Dockerfile

@@ -9,43 +9,44 @@ RUN apt-get update -q && apt-get -y -q install --no-install-recommends \
     cmake \
     curl \
     dbus \
-    doxygen \
     file \
     g++ \
     git \
-    graphviz \
+    googletest \
     libc++-dev \
     libc++abi-dev \
+    libdxflib-dev \
+    libdxflib3 \
     libglu1-mesa-dev \
-    liboce-*-dev \
-    libqt5opengl5 \
-    libqt5opengl5-dev \
-    libqt5sql5-sqlite \
-    libqt5svg5-dev \
+    libgmock-dev \
+    libgtest-dev \
+    libmuparser-dev \
+    libmuparser2v5 \
+    libocct-*-dev \
+    libpolyclipping-dev \
+    libpolyclipping22 \
     libqt6core5compat6-dev \
     libqt6opengl6-dev \
     libqt6openglwidgets6 \
     libqt6sql6-sqlite \
     libqt6svg6-dev \
+    libtbb2-dev \
+    libxi-dev \
     make \
     ninja-build \
+    occt-misc \
     openssl \
+    pkg-config \
     python3 \
     python3-pip \
     python3-setuptools \
     python3-wheel \
-    qt5-image-formats-plugins \
     qt6-base-dev \
     qt6-declarative-dev \
     qt6-image-formats-plugins \
     qt6-l10n-tools \
     qt6-tools-dev \
     qt6-tools-dev-tools \
-    qtbase5-dev \
-    qtdeclarative5-dev \
-    qtquickcontrols2-5-dev \
-    qttools5-dev \
-    qttools5-dev-tools \
     wget \
     xvfb \
     zlib1g \