copy requirements into container (#919)

referenced inside the requirements.txt

Author: salarnasiri

Dockerfile

@@ -6,6 +6,7 @@ WORKDIR /app
 
 # COPY requirements to /app dir
 COPY requirements.txt /app
+COPY requirements /app/requirements
 
 # Install any needed packages specified in base.txt
 RUN pip install --no-cache-dir --trusted-host pypi.python.org -r requirements.txt