intermediary changes, plan to revert to mousearea for gestures + config load bugfixes

Plugins/ZShell/Services/gpu.cpp

@@ -60,7 +60,7 @@ Gpu::Gpu(QObject* parent) : TickingService(parent) {
 			[this, configPath]() {
 				QTimer::singleShot(100, this, [this, configPath]() {
 					QFile file(configPath);
-					if (file.exists()) {
+					if (file.open(QIODevice::ReadOnly)) {
 						QJsonDocument doc =
 							QJsonDocument::fromJson(file.readAll());
 						if (!doc.isNull()) {

Plugins/ZShell/Services/tickingservice.cpp

@@ -44,7 +44,7 @@ TickingService::TickingService(QObject* parent)
 			[this, configPath]() {
 				QTimer::singleShot(100, this, [this, configPath]() {
 					QFile file(configPath);
-					if (!file.exists()) {
+					if (!file.open(QIODevice::ReadOnly)) {
 						return;
 					}
 					QJsonDocument doc = QJsonDocument::fromJson(file.readAll());