feat(const): protocol config keys + ports; connection manager generates missing certs before protocol start

custom_components/nvidia_shield/const.py

@@ -22,6 +22,13 @@ CONF_ADB_STORE_APP_INFO = "adb_store_app_info"
 CONF_ADB_HOST = "adb_host"
 CONF_ADB_PORT = "adb_port"
 
+# Remote-protocol transport (androidtvremote2) — Phase 2
+CONF_PROTOCOL_ENABLED = "protocol_enabled"
+CONF_PROTOCOL_HOST = "protocol_host"
+CONF_PAIRING_CODE = "pairing_code"
+DEFAULT_PROTOCOL_API_PORT = 6466
+DEFAULT_PROTOCOL_PAIR_PORT = 6467
+
 ADB_POLL_INTERVAL = 10  # seconds
 ADB_RETRY_INTERVAL = 300  # seconds before retrying a failed ADB connection
 DEFAULT_ADB_PORT = 5555