feat(network): add selectable privacy-preserving discovery

network/saved_server_store.gd

@@ -196,7 +196,7 @@ func record_successful_connection(
 		recent = _make_entry(endpoint, SavedServerEntry.Kind.RECENT)
 		_recent_entries.append(recent)
 	recent["display_name"] = (
-		server_name if not server_name.is_empty() else endpoint.normalized_display
+		server_name if not server_name.is_empty() else "Recent Server"
 	)
 	_apply_result_metadata(
 		recent, now, "SUCCESS", server_name, protocol_version,
@@ -358,7 +358,11 @@ func _make_entry(
 	var now: int = int(Time.get_unix_time_from_system())
 	return {
 		"entry_id": Crypto.new().generate_random_bytes(16).hex_encode(),
-		"display_name": endpoint.host,
+		"display_name": (
+			"Saved Server"
+			if kind == SavedServerEntry.Kind.SAVED
+			else "Recent Server"
+		),
 		"route_kind": "DIRECT",
 		"host": endpoint.host,
 		"normalized_host": endpoint.host,