add log to docker file

docker/Dockerfile

@@ -2,6 +2,7 @@
 FROM node:6.11.1 as build-stage
 
 # Take an SSH key build token and deploy token as a build argument.
+# Defien the build-time variables.
 ARG SSH_PRIVATE_KEY
 ARG BUILD_TOKEN
 ARG DEPLOY_TOKEN
@@ -10,6 +11,10 @@ RUN DEBIAN_FRONTEND=noninteractive apt-get update && \
     DEBIAN_FRONTEND=noninteractive apt-get -y dist-upgrade
 
 # Installing supervisord
+# Supervisor is a client/server system that allows its users to monitor and control a number of processes on UNIX-like operating systems.
+# gnupg2 GNU privacy guard - a free PGP replacement
+#  Tree is a recursive directory listing program that produces a depth  indented  listing  of files
+# sshd (OpenSSH Daemon or server) is the daemon program for ssh client. It is a free and open source ssh server.
 RUN DEBIAN_FRONTEND=noninteractive apt-get install -y supervisor && \
 apt-get install -y gnupg2 && \
 apt-get install -yq ssh && \
@@ -48,6 +53,7 @@ RUN mongod --fork --syslog
 
 
 # install expect form automatic npm login
+# Expect is a tool for automating interactive applications according to a script.
 RUN apt-get -yq install expect-dev
 
 # dump mongo db 
@@ -78,6 +84,8 @@ RUN mkdir ~/.ssh && \
 RUN cat ~/.ssh/known_hosts 
 RUN cat ~/.ssh/id_rsa
 
+
+# If the WORKDIR doesn’t exist, it will be created even if it’s not used in any subsequent Dockerfile instruction.
 WORKDIR /atlasvoyages
 
 # COPY ./sh /atlasvoyages/sh
@@ -95,6 +103,11 @@ RUN npm install --unsafe-perm=true
 # hide deploy token
 RUN sed -i 's/git+ssh:\/\/git@labs.atlasvoyages.com:/git+http:\/\/gitlab-ci-token:xxxxxxxxx@labs.atlasvoyages.com\//' ./package.json
 
+# TEST to see the package .json 
+RUN cat ./package.json
+
+RUN pwd 
+
 COPY ./ /atlasvoyages/