use Bash instead of Dash
@@ -4,6 +4,9 @@ FROM ubuntu:18.04
RUN apt-get update && \
apt-get install -y wget curl build-essential git
+# Use Bash instead of Dash
+RUN ln -sf bash /bin/sh
+
# Install azure-cli
RUN apt-get install apt-transport-https lsb-release software-properties-common dirmngr -y && \
curl -sL https://packages.microsoft.com/keys/microsoft.asc | gpg --dearmor | \
