make user command

app/commands.py

@@ -639,6 +639,14 @@ def populate_annual_billing_with_the_previous_years_allowance(year):
         )
 
 
+@notify_command(name="dump-user-info")
+@click.argument("user_email_address")
+def dump_user_info(user_email_address):
+    user = get_user_by_email(user_email_address)
+    content = user.serialize()
+    click.echo(content)
+
+
 @notify_command(name="populate-annual-billing-with-defaults")
 @click.option(
     "-y",