Persist speed limit settings to config

Speed limit settings (value and unit) are now loaded from config on app initialization and saved to config when updated. This ensures the user's speed limit preferences persist across app restarts.

ytsage/gui/ytsage_gui_main.py

@@ -249,8 +249,9 @@ class YTSageApp(QMainWindow, FormatTableMixin, VideoInfoMixin, AnalysisMixin):
         # Initialize proxy settings from config
         self.proxy_url = ConfigManager.get("proxy_url")
         self.geo_proxy_url = ConfigManager.get("geo_proxy_url")
-        self.speed_limit_value = None  # Store speed limit value
-        self.speed_limit_unit_index = 0  # Store speed limit unit index (0: KB/s, 1: MB/s)
+        # Initialize speed limit settings from config
+        self.speed_limit_value = ConfigManager.get("speed_limit_value")  # Store speed limit value
+        self.speed_limit_unit_index = ConfigManager.get("speed_limit_unit_index") or 0  # Store speed limit unit index (0: KB/s, 1: MB/s)
         self.download_section = None
         self.force_keyframes = False
         # Initialize output format settings
@@ -679,6 +680,9 @@ class YTSageApp(QMainWindow, FormatTableMixin, VideoInfoMixin, AnalysisMixin):
                 logger.info(
                     f"Speed limit updated to: {self.speed_limit_value} {['KB/s', 'MB/s'][self.speed_limit_unit_index] if self.speed_limit_value else 'None'}"
                 )
+                # Save speed limit settings to config
+                ConfigManager.set("speed_limit_value", self.speed_limit_value)
+                ConfigManager.set("speed_limit_unit_index", self.speed_limit_unit_index)
 
             # Update Output Format Settings
             new_force_format = dialog.get_force_format_enabled()