[tutorial v1.1_241] Redefine it to password is mandatory if an username is set

foxyproxy/10-redefine.yml

@@ -0,0 +1,18 @@
+%YAML 1.2
+---
+version: 1.1
+
+proxies:
+
+  username:
+    redefine: true
+    mandatory: false
+
+  password:
+    redefine: true
+    hidden:
+      jinja: |-
+        {{ not _.username }}
+      return_type: boolean
+      description: if username is empty
+...