Create shortcuts.vdf backup file

Should've thought of that... lol

GlosSIConfig/UIModel.cpp

@@ -268,7 +268,13 @@ bool UIModel::writeShortcutsVDF(const std::wstring& mode, const std::wstring& na
     qDebug() << "Steam config Path: " << config_path;
     qDebug() << "Trying to write config as admin: " << is_admin_try;
 
-    auto write_res = VDFParser::Parser::writeShortcuts(config_path, shortcuts_vdf_);
+    bool write_res;
+    try {
+        write_res = VDFParser::Parser::writeShortcuts(config_path, shortcuts_vdf_);
+    }
+    catch (const std::exception& e) {
+        qDebug() << "Couldn't backup shortcuts file: " << e.what();
+    }
 
     if (!write_res && !is_admin_try) {
         wchar_t szPath[MAX_PATH];

GlosSIConfig/VDFParser.h

@@ -271,8 +271,6 @@ struct VDFFile {
     //{
     //    std::wstring res = L"[";
 
-
-
     //    res += L"]";
     //    return res;
     //}
@@ -474,6 +472,8 @@ class Parser {
 
     static inline bool writeShortcuts(std::filesystem::path path, const VDFFile& vdffile)
     {
+        const auto copied = std::filesystem::copy_file(path, path.string() + ".bak", std::filesystem::copy_options::update_existing);
+
         ofile.open(path.string(), std::ios::binary | std::ios::out);
         if (!ofile.is_open()) {
             return false;