Add dependencies for LDAP to Dockerfile

Dockerfile

@@ -6,14 +6,12 @@ ENV PYTHONUNBUFFERED=1
 WORKDIR /steering
 COPY poetry.lock pyproject.toml ./
 
-RUN apt-get update && apt-get install -y libmagic1 curl graphviz
-
+RUN apt-get update && apt-get install -y curl gcc graphviz ldap-utils libldap2-dev libmagic1 libsasl2-dev
 RUN pip install poetry==1.2.2
 RUN poetry install
 
 EXPOSE 8000
 
-
 FROM base AS dev
 
 VOLUME ["/steering"]