Added OPAM dependencies.

.gitlab-ci.yml

@@ -6,7 +6,7 @@ stages:
 before_script:
   - apt-get -qq update 
   - apt-cache search libmariadb
-  - apt-get install -y python3-virtualenv virtualenv supervisor redis-server redis-tools libev4 libev-dev libsndfile1 quelcom # mariadb-server libmariadbclient-dev
+  - apt-get install -y python3-virtualenv virtualenv supervisor opam redis-server redis-tools libev4 libev-dev libsndfile1 quelcom # mariadb-server libmariadbclient-dev
   - /usr/bin/virtualenv venv
   - . venv/bin/activate
   - opam init -y

Dockerfile

@@ -10,6 +10,7 @@ RUN set -ex \
 	&& apt-get update -q \
 	&& apt-get install -y -q --no-install-recommends \
       supervisor \
+      opam \
       redis-server \
       libsndfile1 \
       ffmpeg \