fix(media_player): channel-title fallback gated to the channel app (TIVIMATE_PACKAGE or audio_playback membership) — launcher never shows a channel number (F1)

custom_components/nvidia_shield/media_player.py

@@ -57,6 +57,7 @@ from .const import (
     DOMAIN,
     PROTOCOL_MEDIA_KEYS,
     PROTOCOL_REMOTE_KEYS,
+    TIVIMATE_PACKAGE,
 )
 from .ha_adb_common import PlaybackIntent, running_apps_from_tasks
 from .jellyfin import fetch_session_media_info
@@ -651,7 +652,11 @@ class NvidiaShieldMediaPlayer(MediaPlayerEntity):
             state = "playing" if info.playing else "paused"
             # Privacy mode: identity stays the app, never the media title
             title = None if not self._adb_store_info else info.title
-        if title is None:
+        if title is None and self._last_channel and (
+            # F1: the channel number belongs to the channel app only — never
+            # leak it to the launcher or another foreground app.
+            foreground == TIVIMATE_PACKAGE or foreground in manager.audio_playback
+        ):
             title = self._last_channel
         if title is None and not self._adb_store_info:
             title = self.app_name or self.app_id or foreground