Release 3.8.2.1: reliability, UI probe/logs, CI, signing gates.

Clear sysproxy on core death; probe+reconnect; subscription prune;
Best ignores soft UDP; Windows tray; Android protocol gate; CI workflows.

Co-authored-by: Cursor <cursoragent@cursor.com>

internal/config/config.go

@@ -35,6 +35,15 @@ type Config struct {
 	// SubscriptionURL pulls share links (one per line or base64) and imports profiles.
 	SubscriptionURL string `json:"subscription_url,omitempty"`
 
+	// SubscriptionNames are profile names last imported from SubscriptionURL (for prune).
+	SubscriptionNames []string `json:"subscription_names,omitempty"`
+
+	// ConnectOnLaunch connects the active profile when the GUI starts.
+	ConnectOnLaunch bool `json:"connect_on_launch,omitempty"`
+
+	// AutoReconnect reconnects after an unexpected core crash.
+	AutoReconnect bool `json:"auto_reconnect,omitempty"`
+
 	Profiles []Profile `json:"profiles"`
 }