implement settings, fix bugs and enhance ui

- Added new settings keys in SettingsManager for download path, auto-check updates, auto-raise window, switch to new device, unmount iFuse on exit, theme, and connection timeout.
- Implemented methods to get and set these new settings.
- Updated SettingsWidget to include UI elements for the new settings, including checkboxes and a combo box for theme selection.
- Refactored loadSettings and saveSettings methods to handle new settings.
- Removed deprecated settings UI elements to streamline the interface.
- Introduced VirtualLocation widget for managing virtual location settings with a map interface.
- Integrated QML for map visualization and input handling for latitude and longitude.
- Added functionality to apply virtual location settings to the connected device.

src/settingswidget.h

@@ -35,26 +35,14 @@ private:
     QLineEdit *m_downloadPathEdit;
     QCheckBox *m_autoUpdateCheck;
     QComboBox *m_themeCombo;
+    QCheckBox *m_autoRaiseWindow;
+    QCheckBox *m_switchToNewDevice;
+#ifndef __APPLE__
+    QCheckBox *m_unmount_iFuseDrives;
+#endif
 
     // Device Connection
     QSpinBox *m_connectionTimeout;
-    QCheckBox *m_autoDetectDevices;
-    QCheckBox *m_showDeviceNotifications;
-
-    // Developer Disk Images
-    QCheckBox *m_autoMountImages;
-    QCheckBox *m_autoDownloadImages;
-    QCheckBox *m_verifySignatures;
-
-    // File Operations
-    QCheckBox *m_showHiddenFiles;
-    QCheckBox *m_confirmDeletions;
-    QSpinBox *m_maxDownloads;
-
-    // Advanced
-    QCheckBox *m_enableDebugLogging;
-    QSpinBox *m_logRetention;
-    QCheckBox *m_expertMode;
 
     // Buttons
     QPushButton *m_checkUpdatesButton;