3530: Add help text for empty lists view.

app/src/main/java/com/keylesspalace/tusky/ListsActivity.kt

@@ -192,6 +192,7 @@ class ListsActivity : BaseActivity(), Injectable, HasAndroidInjector {
                         R.string.message_empty,
                         null
                     )
+                    binding.messageView.showHelp(R.string.help_empty_lists)
                 } else {
                     binding.messageView.hide()
                 }

app/src/main/res/values/strings.xml

@@ -819,6 +819,12 @@
         mentioning one or more users in the text.
         \n\nFor example you can start on the profile view of an account and tap the create button [iconics gmd_edit] and change the visibility.
     </string>
+    <string name="help_empty_lists">This is your <b>lists view</b>. You can define a number of private lists and add accounts to that.
+        \n\n
+        NOTE that you can only add accounts you follow to your lists.
+        \n\n
+        These lists can be used as a tab in Account preferences [iconics gmd_account_circle] [iconics gmd_navigate_next] Tabs.
+    </string>
 
     <string name="load_newest_notifications">Load newest notifications</string>
     <string name="about_copy">Copy version and device information</string>