New API method: /api/v1/search

Returns accounts, statuses, hashtags arrays

app/services/fetch_remote_resource_service.rb

@@ -0,0 +1,18 @@
+# frozen_string_literal: true
+
+class FetchRemoteResourceService < BaseService
+  def call(url)
+    atom_url, body = FetchAtomService.new.call(url)
+
+    return nil if atom_url.nil?
+
+    xml = Nokogiri::XML(body)
+    xml.encoding = 'utf-8'
+
+    if xml.root.name == 'feed'
+      FetchRemoteAccountService.new.call(atom_url)
+    elsif xml.root.name == 'entry'
+      FetchRemoteStatusService.new.call(atom_url)
+    end
+  end
+end