Add Dockerfile

Dockerfile

+FROM python:3.6-slim
+
+ENV S3CMD_VER=2.3.0
+ENV ANSIBLE_VER=4.10.0
+ENV OSC_VER=5.8.0
+
+ADD ./packer /usr/local/bin
+RUN apt-get update && apt-get install --no-install-recommends -y \
+    git \
+    ssh \
+ && rm -rf /var/lib/apt/lists/*
+RUN pip install --no-cache-dir --upgrade pip \
+ && pip install --no-cache-dir \
+    s3cmd==$S3CMD_VER \
+    ansible==$ANSIBLE_VER \
+    python-openstackclient==$OSC_VER