title: standard_init_linux.go:211: exec user process caused "no such file or directory"?
body: <p>Dockerfile</p>
  <pre><code>FROM python:3.7.4-alpine
  
  ENV PYTHONUNBUFFERED 1
  ENV PYTHONDONTWRITEBYTECODE 1
  ENV LANG C.UTF-8
  MAINTAINER &quot;mail@gmail.com&quot;
  
  
  RUN apk update &amp;&amp; apk add postgresql-dev gcc musl-dev
  RUN apk --update add build-base jpeg-dev zlib-dev
  RUN pip install --upgrade setuptools pip
  
  RUN mkdir /code
  WORKDIR /code
  
  COPY requirements.txt /code/
  RUN pip install -r requirements.txt
  COPY . /code/
  
  #CMD [&quot;gunicorn&quot;, &quot;--log-level=DEBUG&quot;, &quot;--timeout 90&quot;, &quot;--bind&quot;, &quot;0.0.0.0:8000&quot;, &quot;express_proj.wsgi:application&quot;]
  ENTRYPOINT [&quot;./docker-entrypoint.sh&quot;]
  
  </code></pre>
  <p>docker-entrypoint.sh</p>
  <pre><code>#!/bin/bash
  
  # Prepare log files and start outputting logs to stdout
  touch /code/gunicorn.log
  touch /code/access.log
  tail -n 0 -f /code/*.log &amp;
  
  # Start Gunicorn processes
  echo Starting Gunicorn.
  exec gunicorn express_proj.wsgi:application \
      --name express \
      --bind 0.0.0.0:8000 \
      --log-level=info \
      --log-file=/code/gunicorn.log \
      --access-logfile=/code/access.log \
      --workers 2 \
      --timeout 90 \
      &quot;$@&quot;
  </code></pre>
  <p>Getting Error
  <em>standard_init_linux.go:211: exec user process caused &quot;no such file or directory&quot;
  Need help.
  Some saying to use dos2unix(i do not know hoe to use it.)</em></p>