Fix searchability api to compat with fedibird

app/lib/activitypub/activity/create.rb

@@ -475,9 +475,9 @@ class ActivityPub::Activity::Create < ActivityPub::Activity
     elsif audience_searchable_by.any? { |uri| ActivityPub::TagManager.instance.public_collection?(uri) }
       :public
     elsif audience_searchable_by.include?(@account.followers_url)
-      :unlisted    # Followers only in kmyblue (generics: private)
+      :private
     else
-      :private     # Reaction only in kmyblue (generics: direct)
+      :direct
     end
   end
 
@@ -507,9 +507,9 @@ class ActivityPub::Activity::Create < ActivityPub::Activity
     if searchability == visibility
       searchability
     elsif [:public, :unlisted].include?(searchability) && [:public, :unlisted].include?(visibility) # unlisted is Followers only in kmyblue (generics: private)
-      :unlisted
+      :private
     else
-      :private    # Reaction only in kmyblue (generics: direct)
+      :direct
     end
   end
 

app/lib/activitypub/tag_manager.rb

@@ -211,11 +211,9 @@ class ActivityPub::TagManager
       case status.compute_searchability_activitypub
       when 'public'
         [COLLECTIONS[:public]]
-      when 'unlisted' # Followers only in kmyblue (generics: private)
+      when 'private'
         [account_followers_url(status.account)]
-        # when 'private'   # Reaction only in kmyblue (generics: direct)
-        # []
-      when 'limited'
+      when 'direct'
         status.conversation_id.present? ? [uri_for(status.conversation)] : []
       else
         []
@@ -228,7 +226,7 @@ class ActivityPub::TagManager
     case account.searchability
     when 'public'
       [COLLECTIONS[:public]]
-    when 'unlisted', 'private'
+    when 'private', 'direct'
       [account_followers_url(account)]
     else
       []