Updated optimized dockerfile

Author: kobudnik

dockerfile

@@ -3,16 +3,19 @@ FROM node
 # Set the working directory to /app
 WORKDIR /app
 
-ENV DOCKERVERSION=19.03.12
-RUN curl -fsSLO https://download.docker.com/linux/static/stable/x86_64/docker-${DOCKERVERSION}.tgz \
-  && tar xzvf docker-${DOCKERVERSION}.tgz --strip 1 -C /usr/local/bin docker/docker \
-  && rm docker-${DOCKERVERSION}.tgz
-
 COPY package*.json ./
 
 # Run npm install to install app dependencies
 RUN npm install
 
+# Set the PATH env variable
+# ENV PATH="/usr/local/bin:${PATH}"
+# COPY /usr/local/bin/docker /usr/local/bin/docker
+ENV DOCKERVERSION=19.03.12
+RUN curl -fsSLO https://download.docker.com/linux/static/stable/x86_64/docker-${DOCKERVERSION}.tgz \
+  && tar xzvf docker-${DOCKERVERSION}.tgz --strip 1 -C /usr/local/bin docker/docker \
+  && rm docker-${DOCKERVERSION}.tgz
+
 # Copy the current directory contents into the container at /app
 COPY . .