Set unbuffered binary stdout and stderr.

docker-entrypoint.sh

@@ -2,11 +2,12 @@
 
 if [ $# -eq 0 ]
 then
-  venv/bin/python opaque.py
+  venv/bin/python -u opaque.py
 else
   if [[ $1 == "--setup-database" ]]
   then
     venv/bin/python -m flask db init
+    venv/bin/python -m flask db migrate -m "initial migration"
     venv/bin/python -m flask db upgrade
     venv/bin/python -m flask insert-initial-database-entries
   fi