add test settings

instance/settings/sample.py

@@ -10,6 +10,9 @@ For Django settings see:
     https://docs.djangoproject.com/en/3.1/topics/settings/
     https://docs.djangoproject.com/en/3.1/ref/settings/
 """
+from .prod import *
+
+# FOR dev: from .dev import *
 
 # Debug mode: set to True for dev
 # DEBUG = False

instance/settings/test.py

@@ -0,0 +1 @@
+from .dev import *