[SOLVED] Squeezelite does not show up in LMS

[Haldi]

Code:

Haldi@player:~ $ pgrep -c squeezelite
1

   

but LMS (on Docker on Synology NAS) only shows the ESP device and Windows instance.
   

Server

• Version: 8.3.1 - 1676361197 @ Fri Feb 17 06:43:16 CET 2023
  
• Hostname: lmscommunity-logitechmediaserver-1
  
• Server IP Address: 172.17.0.9
  
• Operating system: Debian (Docker) - EN - utf8
  
• Platform Architecture: x86_64-linux
  
• Perl Version: 5.32.1 - x86_64-linux-gnu-thread-multi
  
• Audio::Scan: 1.06
  
• IO::Socket::SSL: 2.069
  
• Database Version: DBD::SQLite 1.58 (sqlite 3.22.0)
  

It seems like it "should" work. but just doesn't show up.