Edit Account#public_name

app/policies/settings/profile_policy.rb

@@ -6,6 +6,6 @@ class Settings::ProfilePolicy < ApplicationPolicy
   end
 
   def permitted_attributes_for_update
-    %i[username biography]
+    %i[username public_name biography]
   end
 end

app/views/settings/profiles/edit.html.erb

@@ -10,6 +10,7 @@
 
         <div class="form-inputs">
           <%= f.input :username, required: true %>
+          <%= f.input :public_name %>
           <%= f.input :biography %>
         </div>
 

spec/requests/settings/profile/update_spec.rb

@@ -7,8 +7,9 @@ RSpec.describe 'PATCH/PUT /settings/profile' do
 
   let :account_attributes do
     {
-      username:  Faker::Internet.username(3..36, %w[_]),
-      biography: Faker::Lorem.paragraph,
+      username:    Faker::Internet.username(3..36, %w[_]),
+      public_name: Faker::Name.name,
+      biography:   Faker::Lorem.paragraph,
     }
   end
 
@@ -36,6 +37,13 @@ RSpec.describe 'PATCH/PUT /settings/profile' do
         .to(account_attributes[:username])
     end
 
+    specify do
+      expect { make_request }.to \
+        change { current_account.reload.public_name }
+        .from(current_account.public_name)
+        .to(account_attributes[:public_name])
+    end
+
     specify do
       expect { make_request }.to \
         change { current_account.reload.biography }