Trying to fix the docker container.

Dockerfile

@@ -25,4 +25,3 @@ COPY . /app/
 # otherwise it does not know what the main app module is
 RUN poetry install
 
-CMD ./bin/boot_server_in_docker

docker_run.sh

@@ -0,0 +1,30 @@
+#!/bin/bash
+
+# run migrations
+export FLASK_APP=/app/pb/__init__.py
+
+if [ "$DOWNGRADE_DB" = "true" ]; then
+  echo 'Downgrading database...'
+  pipenv run flask db downgrade
+fi
+
+if [ "$UPGRADE_DB" = "true" ]; then
+  echo 'Upgrading database...'
+  pipenv run flask db upgrade
+fi
+
+if [ "$RESET_DB" = "true" ]; then
+  echo 'Clearing database and loading example data...'
+  pipenv run flask load-example-data
+fi
+
+if [ "$LOAD_EXAMPLE_SPONSORS" = "true" ]; then
+  echo 'Loading example data...'
+  pipenv run flask load-example-sponsors
+fi
+
+if [ "$APPLICATION_ROOT" = "/" ]; then
+  pipenv run gunicorn --bind 0.0.0.0:$PORT0 wsgi:app
+else
+  pipenv run gunicorn -e SCRIPT_NAME="$APPLICATION_ROOT" --bind 0.0.0.0:$PORT0 wsgi:app
+fi