feat(SPA): profile page, display name and the new account menu

features/home.feature

@@ -18,8 +18,9 @@ Feature: Home screen
       Default, Empty and Error alike): icon plug, title "Connect your website", text "Your site
       reads published articles from RenewCMS. Share this guide with whoever builds it.", and a
       link "Open the guide" navigating to /integration
-    And a greeting reading "{greeting}, {username}" sits above the subtitle in every state
-      (Loading, Default, Empty and Error alike); it is computed from the session's username and
+    And a greeting reading "{greeting}, {name}" sits above the subtitle in every state
+      (Loading, Default, Empty and Error alike); name is the session's display name when it is
+      not empty and the session's username otherwise; it is computed from that name and
       the device's local hour via Date.getHours(), needs no request of its own since the session
       is already resolved by the app-boot flow before HomePage ever renders, and so never has its
       own loading or error state
@@ -109,7 +110,7 @@ Feature: Home screen
       second request made for either
 
   Scenario Outline: The greeting matches the hour of day
-    Given the session's username is "marta"
+    Given the session's username is "marta" and it has no display name
     And the device's local hour is <hour>
     When the user views /home
     Then the greeting above the subtitle reads "<greeting>, marta"