Add missing packages needed for installing yarn
@@ -15,6 +15,8 @@ RUN apt-get install -y libxslt1-dev
RUN apt-get install -y apache2
RUN apt-get install -y apache2-dev
RUN apt-get install -y poppler-utils
+RUN apt-get install -y apt-transport-https
+RUN apt-get install -y ca-certificates
COPY requirements.txt /
COPY wsgi_requirements.txt /
