Fix pushing hashtag-followed posts to feeds of inactive users (#33018)

app/models/tag_follow.rb

@@ -21,4 +21,6 @@ class TagFollow < ApplicationRecord
   accepts_nested_attributes_for :tag
 
   rate_limit by: :account, family: :follows
+
+  scope :for_local_distribution, -> { joins(account: :user).merge(User.signed_in_recently) }
 end

app/services/fan_out_on_write_service.rb

@@ -94,7 +94,7 @@ class FanOutOnWriteService < BaseService
   end
 
   def deliver_to_hashtag_followers!
-    TagFollow.where(tag_id: @status.tags.map(&:id)).select(:id, :account_id).reorder(nil).find_in_batches do |follows|
+    TagFollow.for_local_distribution.where(tag_id: @status.tags.map(&:id)).select(:id, :account_id).reorder(nil).find_in_batches do |follows|
       FeedInsertWorker.push_bulk(follows) do |follow|
         [@status.id, follow.account_id, 'tags', { 'update' => update? }]
       end