Enabling template plugin in Plone Mosaic

registry.xml

<?xml version="1.0"?>
<registry xmlns:i18n="http://xml.zope.org/namespaces/i18n"
          i18n:domain="plone">

  <record name="plone.custom_plugins" interface="Products.CMFPlone.interfaces.controlpanel.ITinyMCESchema">
    <value>
      <element>template|++plone++static/components/tinymce-builded/js/tinymce/plugins/template/plugin</element>
    </value>
  </record>

  <record name="plone.custom_buttons" interface="Products.CMFPlone.interfaces.controlpanel.ITinyMCESchema">
    <value purge="false">
      <element>template</element>
    </value>
  </record>

  <record name="plone.templates" interface="Products.CMFPlone.interfaces.controlpanel.ITinyMCESchema">
    <value>
    [
      {"title": "Some title 1", "description": "Some desc 1", "content": "My content"}
    ]
    </value>
  </record>

  <records interface="plone.app.mosaic.interfaces.IFormat"
           prefix="plone.app.mosaic.richtext_toolbar.template">
    <value key="name">toolbar-template</value>
    <value key="category">selection</value>
    <value key="label">Add template</value>
    <value key="action">template</value>
    <value key="icon">false</value>
    <value key="favorite">false</value>
    <value key="weight">800</value>
  </records>

  <record name="plone.app.mosaic.widget_actions.plone_app_z3cform_widget_RichTextFieldWidget.actions">
    <value purge="false">
      <element>toolbar-template</element>
    </value>
  </record>

  <record name="plone.app.mosaic.app_tiles.plone_app_standardtiles_html.available_actions">
    <value purge="false">
      <element>toolbar-template</element>
    </value>
  </record>

</registry>