fix: cannot send stop signal properly and settings path may not exist

src/backend/backend.cpp

@@ -197,11 +197,20 @@ void Backend::runProject(const QString &id, const QByteArray &projectData)
                               Qt::QueuedConnection,
                               Q_ARG(QString, id));
 
+    bool retVal;
     QMetaObject::invokeMethod(m_projectManager.get(),
                               "runProject",
                               Qt::QueuedConnection,
                               Q_ARG(QByteArray, projectData),
-                              Q_ARG(bool, autoScaleProject()));
+                              Q_ARG(bool, autoScaleProject()),
+                              Q_RETURN_ARG(bool, retVal));
+
+    if (!retVal) {
+        QMetaObject::invokeMethod(m_dsManager.get(),
+                                  "sendProjectStopped",
+                                  Qt::QueuedConnection,
+                                  Q_ARG(QString, id));
+    }
     emit popupClose();
 }
 

src/backend/settings.cpp

@@ -3,6 +3,7 @@
 
 #include "settings.h"
 
+#include <QDir>
 #include <QFile>
 #include <QJsonDocument>
 #include <QStandardPaths>
@@ -20,6 +21,13 @@ Settings::Settings()
         QStandardPaths::writableLocation(QStandardPaths::ConfigLocation).append("/settings.json"))
 {
     qDebug() << "Settings path:" << m_settingsPath;
+    const QDir dir(QStandardPaths::writableLocation(QStandardPaths::ConfigLocation));
+
+    if (!dir.exists()) {
+        qWarning() << "Settings directory does not exist. Creating one.";
+        dir.mkpath(QStandardPaths::writableLocation(QStandardPaths::ConfigLocation));
+    }
+
     if (!loadSettings()) {
         qDebug() << "Failed to load settings. Applying default ones.";
         applyDefaultSettings();