Update resources and generator to accept dbi_server_id.

lib/decentralised_book_index/metadata/author.ex

@@ -30,7 +30,7 @@ defmodule DecentralisedBookIndex.Metadata.Author do
 
     create :create do
       primary? true
-      accept [:name, :description, :avatar_url, :author_alias_registry_id]
+      accept [:name, :description, :avatar_url, :author_alias_registry_id, :dbi_server_id]
 
       change fn changeset, context ->
         actor = Map.get(context, :actor, nil)

lib/decentralised_book_index/metadata/dbi_server.ex

@@ -26,7 +26,7 @@ defmodule DecentralisedBookIndex.Metadata.DBIServer do
 
     create :create do
       primary? true
-      accept [:name, :url, :sync_on?]
+      accept [:name, :url, :sync_on?, :dbi_server_id]
     end
 
     create :sync_create do

lib/decentralised_book_index/metadata/publisher.ex

@@ -27,7 +27,7 @@ defmodule DecentralisedBookIndex.Metadata.Publisher do
 
     create :create do
       primary? true
-      accept [:name]
+      accept [:name, :dbi_server_id]
     end
 
     create :sync_create do