feat: ✨ Created a mini nodeJS server with NewMan for testing without PostMan GUI.

This will mimic a run in a CD/CI environment or docker container.

node_modules/newman/docker/images/ubuntu1404/Dockerfile

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+FROM ubuntu:14.04.2
+LABEL maintainer="Postman Labs <help@postman.com>"
+
+ARG NODE_VERSION=10
+ARG NEWMAN_VERSION
+
+# Bail out early if NODE_VERSION is not provided
+RUN if [ ! $(echo $NEWMAN_VERSION | grep -oE "^[0-9]+\.[0-9]+\.[0-9]+$") ]; then \
+        echo "\033[0;31mA valid semver Newman version is required in the NEWMAN_VERSION build-arg\033[0m"; \
+        exit 1; \
+    fi
+
+# Install node
+ADD https://deb.nodesource.com/setup_$NODE_VERSION.x /opt/install_node.sh
+
+RUN bash /opt/install_node.sh && \
+    apt-get install -y nodejs && \
+    npm install -g newman@${NEWMAN_VERSION} && \
+    rm /opt/install_node.sh;
+
+# Set environment variables
+ENV LC_ALL="en_US.UTF-8" LANG="en_US.UTF-8" LANGUAGE="en_US.UTF-8"
+
+# Set workdir to /etc/newman
+# When running the image, mount the directory containing your collection to this location
+#
+# docker run -v <path to collections directory>:/etc/newman ...
+#
+# In case you mount your collections directory to a different location, you will need to give absolute paths to any
+# collection, environment files you want to pass to newman, and if you want newman reports to be saved to your disk.
+# Or you can change the workdir by using the -w or --workdir flag
+WORKDIR /etc/newman
+
+# Set newman as the default container command
+# Now you can run the container via
+#
+# docker run -v /home/collections:/etc/newman -t postman/newman_ubuntu1404 run YourCollection.json.postman_collection \
+#                                                                          -e YourEnvironment.postman_environment \
+#                                                                          -H newman_report.html
+ENTRYPOINT ["newman"]