Add moved note for newly followed via migration

app/workers/move_worker.rb

@@ -20,6 +20,7 @@ class MoveWorker
     copy_account_notes!
     carry_blocks_over!
     carry_mutes_over!
+    carry_follows_over!
 
     raise @deferred_error unless @deferred_error.nil?
   rescue ActiveRecord::RecordNotFound
@@ -122,6 +123,14 @@ class MoveWorker
     end
   end
 
+  def carry_follows_over!
+    @source_account.followers.local.find_each do |follower|
+      add_account_note_if_needed!(follower.account, 'move_handler.carry_follows_over_text')
+    rescue => e
+      @deferred_error = e
+    end
+  end
+
   def add_account_note_if_needed!(account, id)
     unless AccountNote.exists?(account: account, target_account: @target_account)
       text = I18n.with_locale(account.user&.locale.presence || I18n.default_locale) do

config/locales/en.yml

@@ -1459,6 +1459,7 @@ en:
   move_handler:
     carry_blocks_over_text: This user moved from %{acct}, which you had blocked.
     carry_mutes_over_text: This user moved from %{acct}, which you had muted.
+    carry_follows_over_text: This user moved from %{acct}, which you had followed.
     copy_account_note_text: 'This user moved from %{acct}, here were your previous notes about them:'
   navigation:
     toggle_menu: Toggle menu