Add prompt example

config/default.toml

-# This is an example configuration file
+# This is the default configuration file
 
 # General settings
 [general]
@@ -11,6 +11,7 @@ orbutils = {}
 
 # User settings
 [users.root]
+# Password is set to "password"
 password = "$argon2i$m=4096,t=10,p=1$Tnc4UVV0N00$ML9LIOujd3nmAfkAwEcSTMPqakWUF0OUiLWrIy0nGLk"
 uid = 0
 gid = 0
@@ -18,4 +19,5 @@ name = "root"
 home = "/root"
 
 [users.user]
+# Password is unset
 password = ""