whatsapp_web_groups/data/hr_efficiency_post_init.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>
    <data noupdate="1">
        <!-- Post-installation: Ensure dynamic fields are created and views are updated -->
        <function model="hr.efficiency" name="_init_dynamic_system"/>
        <!-- Update views with dynamic fields -->
        <function model="hr.efficiency" name="_update_views_with_dynamic_fields"/>
    </data>
</odoo>