Turn your Raspberry Pi into a Spotify remote device in three steps
If you happen to have a Spotify Premium account, a Raspberry lying on your lan and some speakers, you could easily stream your Spotify playlist from your phone to the raspberry.
Shrunken installation steps look like these:
$ wget https://github.com/Spotifyd/spotifyd/releases/download/0.2.11/spotifyd-2019-06-19-armv6.zip $ unzip ./spotifyd-2019-06-19-armv6.zip $ ./spotifyd
Check this extended cookbook note for further details: Turn your Raspberry Pi into a Spotify remote device