feat: add min password length

app/controllers/auth/passwords_controller.rb

@@ -19,11 +19,13 @@ class Auth::PasswordsController < Devise::PasswordsController
     self.resource = resource_class.send_reset_password_instructions(resource_params)
     yield resource if block_given?
 
+    @minimum_password_length = Devise.password_length.min
     respond_with({}, location: after_sending_reset_password_instructions_path_for(resource_name))
   end
 
   def edit
     super
+    @minimum_password_length = Devise.password_length.min
     @confirmation = params["confirmation"]
     render "devise/passwords/reset_password"
   end

app/views/devise/passwords/edit.html.erb

@@ -15,7 +15,7 @@
 
       <%= f.govuk_password_field :password,
         label: { text: "New password" },
-        hint: @minimum_password_length ? { text: "Your password must be at least #{@minimum_password_length} characters and hard to guess." } : nil,
+        hint: { text: "Your password must be at least #{@minimum_password_length} characters and hard to guess." },
         autocomplete: "new-password" %>
 
       <%= f.govuk_password_field :password_confirmation,

app/views/devise/passwords/reset_password.html.erb

@@ -16,7 +16,7 @@
 
       <%= f.govuk_password_field :password,
         label: { text: "New password" },
-        hint: @minimum_password_length ? { text: "Your password must be at least #{@minimum_password_length} characters and hard to guess." } : nil,
+        hint: { text: "Your password must be at least #{@minimum_password_length} characters and hard to guess." },
         autocomplete: "new-password" %>
 
       <%= f.govuk_password_field :password_confirmation,