React hook returning the live "Session" lens mount list, re-rendering on change. Empty for any non-first-party frame (the host withholds the channel), so a URL- loaded File Explorer fork renders no Session lens.
React hook returning the live "Session" lens mount list, re-rendering on change. Empty for any non-first-party frame (the host withholds the channel), so a URL- loaded File Explorer fork renders no Session lens.