Start porting to GTK4

Hide password when entered into the command entry, remove unneeded buttons, and other minor changes.

…selecting partitions.

…function.

Added configuration saving, added a create_switch function, made it so the select device window's cancel button  works correctly, made sure the connect button is enabled only once Thor has actually started.

Be sure at least one file is selected before flashing, and pass the parent arg to dialog.show().

Change "Connect" to "Disconnect", and "Start Odin Protocol" to "End Odin Protocol" when needed.

…mplement basic resizing.

… gtk

Add basic Flatpak support. Use FileChooserNative instead of FileChooserDialog.

Standardized padding for main window, set terminal background color to match the window, and added a create_radiobuttons func.

… gtk

The "Flash Tool" setting actually does something now.

Handle case when `flash_tool` is not defined in settings. Rename `self.connect` to `self.connect_device` to prevent overwriting `Gtk.MainWindow.connect`

Also update flatpak/build.sh to include /flash-tools instead of /Thor.

Clean up the create_menu_button function,  create a set_theme function.

Add support for settings that are boolean in create_menu_button.

Added a setting that determines whether the partitions for Thor are flashed automatically or not. Also added a minimal right-click menu for the terminal.

Improved thor_select_partitions and verify_flash.

Update some of the screenshots.

Update more screenshots.

Add more screenshots.

Finish up the new screenshots. (for now)

Change screen-recording.

…into gtk

Remove the screen-recording.

…into gtk