tox.ini: add "manage" environment

tox.ini

@@ -73,6 +73,20 @@ deps =
 commands =
     /bin/bash -c "./pylint.sh src/*/"
 
+[testenv:manage]
+usedevelop = True
+setenv =
+  DJANGO_SETTINGS_MODULE=authentic2.settings
+  AUTHENTIC2_SETTINGS_FILE=local_settings.py
+deps =
+  psycopg2-binary
+  django-debug-toolbar
+  ipython
+  ipdb
+commands =
+    ./getlasso3.sh
+    python3 ./authentic2-ctl {posargs:--help}
+
 [pytest]
 filterwarnings =
  ignore:on_delete.*