Update Dockerfile

Dockerfile

@@ -44,7 +44,7 @@ COPY ./ .
 RUN service redis-server start && /usr/local/pgsql/bin/pg_ctl start -D /usr/local/pgsql/data -l logfile &
 
 # Install additional Python dependencies
-RUN pip install -U -q pyngrok ipython psycopg2 alembic
+#RUN pip install -U -q pyngrok ipython psycopg2 alembic
 
 # Create PostgreSQL users and databases in the background
 RUN su -c "psql -c \"CREATE USER postadmin WITH PASSWORD 'postpass';\"" postgres &