added book

Dockerfile

@@ -10,7 +10,8 @@ RUN pip install --no-cache-dir --upgrade -r requirements.txt
 
 COPY --chown=user . /app
 
-# RUN pip install gunicorn
-# USER 'srinidhidevaraj'
-CMD [ "python3", "-m" , "flask", "run", "--host=0.0.0.0:5000"]
+EXPOSE 5000
+CMD ["gunicorn", "--bind", "0.0.0.0:5000", "wsgi:app", "--workers=1"]
+
+# CMD [ "python3", "-m" , "flask", "run", "--host=0.0.0.0"]
 # CMD ["gunicorn",  "--host", "0.0.0.0:7860", "main:app"]