Update Dockerfile

Dockerfile

@@ -6,6 +6,9 @@ WORKDIR /code
 
 # Copy the current directory contents into the container at /code
 COPY ./requirements.txt /code/requirements.txt
+COPY ./packages.txt /code/packages.txt
+
+RUN apt-get update && xargs -r -a /code/packages.txt apt-get install -y && rm -rf /var/lib/apt/lists/*
 
 # Install requirements.txt 
 RUN pip install --no-cache-dir --upgrade -r /code/requirements.txt