MISC: Add basic clang-tidy

utils/scripts/tidy.bash

+#!/bin/bash
+
+if [ ! -f compile_commands.json ]
+then
+    echo "Did you use cmake with the '-DCMAKE_EXPORT_COMPILE_COMMANDS=ON'"
+    echo "option and copy the 'compile_commands.json' into the project's"
+    echo "root folder?"
+    exit 1
+fi
+
+INCLUDES=""
+UNAME=$(uname -a)
+
+# Detect Qt headers, you may add support for your distribution
+uname -a | egrep -i 'ubuntu|debian' 2>/dev/null >/dev/null
+if [ $? -eq 0 ]
+then
+    INCLUDES="-I/usr/include/x86_64-linux-gnu/qt5/QtCore -I/usr/include/x86_64-linux-gnu/qt5/QtWidgets"
+    echo "Using debian/ubuntu Qt header locations"
+fi
+
+find src -name '*.cc' -exec clang-tidy {} -fix-errors -checks=* -- -std=c++20 $INCLUDES \;