OPAM and LQS setup in Docker.

Dockerfile

 FROM python:3.7.7-buster
 
+
 LABEL maintainer="David Trattnig <david.trattnig@subsquare.at>"
 
 RUN set -ex \
@@ -10,23 +11,29 @@ RUN set -ex \
 	&& apt-get update -q \
 	&& apt-get install -y -q --no-install-recommends \
       supervisor \
-      opam \
       redis-server \
       libsndfile1 \
       ffmpeg \
       quelcom \
   && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
 
-COPY script/install-opam-packages.sh /tmp/install-opam-packages.sh
-COPY script/install-web.sh tmp/install-web.sh
+# Python Package Installation
 COPY requirements.txt /tmp/requirements.txt
-
-RUN opam init --disable-sandboxing
-RUN opam switch create 4.08.0
-RUN bash tmp/install-opam-packages.sh
-RUN bash tmp/install-web.sh
 RUN pip3 install -r /tmp/requirements.txt
 
+# Create Users
 RUN set -ex \
   && adduser --home /srv --no-create-home --system --uid 1000 --group engineuser \
   && adduser engineuser audio
+
+
+# OPAM / Liquidsoap Installation
+FROM ocaml/opam2:latest
+
+# Liquidsoap Dependencies
+RUN opam init --disable-sandboxing -y
+RUN opam switch create 4.08.0
+RUN eval $(opam env)
+RUN opam install -y depext
+RUN opam depext -y flac opus pulseaudio bjack alsa liquidsoap
+RUN opam install -y flac opus pulseaudio bjack alsa liquidsoap