docs: update URL, fixes

README.md

 # AURA Engine Core
 
-<img src="https://gitlab.servus.at/autoradio/meta/-/raw/main/assets/images/aura-engine.png" width="120" align="right" />
+<img src="https://gitlab.servus.at/aura/aura/-/raw/main/assets/images/aura-engine.png" width="120" align="right" />
 
 Engine Core is a multi-channel playout server for radio stations based on [Liquidsoap](https://www.liquidsoap.info/).
 It is able to broadcast via audio device outputs or connect to Icecast streams.
@@ -72,7 +72,7 @@ By default only audio output is enabled using the systems default ALSA device.
 $`\textcolor{red}{\text{Ensure PulseAudio server is disabled}}`$
 
 You get the most glitch-free experience when using [ALSA](https://www.alsa-project.org/) devices
-directly. To avoid any play-out malfunctions ensure that no PulseAudio server is not running.
+directly. To avoid any play-out malfunctions ensure that no PulseAudio server is running.
 
 To check if PulseAudio is started, run `make audio.pa.status`. If this command returns an error,
 PulseAudio is deactivated.
@@ -125,11 +125,11 @@ audio/source
 ```
 
 If you are running all AURA services on a single instance you should be fine with just creating a
-symbolic link to the relevant Tank folder (`ln -s ../engine/audio ./audio`). But in some
+symbolic link to the relevant Tank folder (`ln -s $TANK_STORE_PATH audio/source`). But in some
 [distributed and redundant production scenario](https://docs.aura.radio/en/latest/administration/deployment-scenarios.html)
 you might think about more advanced options on how to sync your audio files between machines.
 
-You can find some ideas in the doc " [Setting up the Audio Store](https://docs.aura.radio/en/latest/administration/setup-audio-store.html)".
+You can find some ideas in the doc "[Setting up the Audio Store](https://docs.aura.radio/en/latest/administration/setup-audio-store.html)".
 
 ## Running Engine Core