whatsapp_web_groups/helpdesk_extras/views/helpdesk_template_views.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>

    <record id="helpdesk_template_view_list" model="ir.ui.view">
        <field name="name">helpdesk.template.list</field>
        <field name="model">helpdesk.template</field>
        <field name="arch" type="xml">
            <list string="Templates">
                <field name="name"/>
                <field name="active" widget="boolean_toggle"/>
                <field name="field_ids" widget="many2many_tags"/>
            </list>
        </field>
    </record>

    <record id="helpdesk_template_view_form" model="ir.ui.view">
        <field name="name">helpdesk.template.form</field>
        <field name="model">helpdesk.template</field>
        <field name="arch" type="xml">
            <form string="Template">
                <sheet>
                    <group>
                        <group>
                            <field name="name" placeholder="e.g., Incident Template, Improvement Template"/>
                            <field name="active"/>
                        </group>
                    </group>
                    <notebook>
                        <page string="Fields" name="fields">
                            <field name="field_ids" nolabel="1" widget="helpdesk_template_field_ids">
                                <list string="Template Fields" editable="bottom">
                                    <field name="sequence" widget="handle"/>
                                    <field name="field_id" 
                                           domain="[('model', '=', 'helpdesk.ticket'), ('website_form_blacklisted', '=', False)]"
                                           options="{'no_create': True, 'no_open': True}" 
                                           required="1"/>
                                    <field name="field_name" readonly="1"/>
                                    <field name="field_type" readonly="1"/>
                                    <field name="required"/>
                                    <field name="model_required" invisible="1"/>
                                    <field name="label_custom" placeholder="Custom label (optional)"/>
                                    <field name="placeholder" placeholder="Placeholder text"/>
                                    <field name="default_value" placeholder="Default value"/>
                                    <field name="help_text" widget="html" placeholder="Help text (HTML)"/>
                                    <field name="rows" 
                                           string="Height (Rows)"
                                           invisible="field_type not in ['text', 'html']"/>
                                    <field name="input_type" 
                                           string="Input Type"
                                           invisible="field_type != 'char'"/>
                                    <field name="selection_type" 
                                           string="Selection Type"
                                           invisible="field_type not in ['selection', 'many2one']"/>
                                    <field name="widget" 
                                           column_invisible="1"
                                           invisible="field_type not in ['one2many', 'many2many']"/>
                                    <field name="selection_options" 
                                           widget="text" 
                                           column_invisible="1"
                                           placeholder='[["value1", "Label 1"], ["value2", "Label 2"]]'
                                           invisible="field_type != 'selection' or field_id.relation"/>
                                    <field name="visibility_dependency" 
                                           domain="[('model', '=', 'helpdesk.ticket'), ('website_form_blacklisted', '=', False)]"
                                           options="{'no_create': True, 'no_open': True}" 
                                           placeholder="Select field for visibility condition"/>
                                    <field name="visibility_comparator" 
                                           placeholder="Select comparator"/>
                                    <field name="visibility_condition" 
                                           placeholder="Enter value to compare"
                                           invisible="visibility_dependency_type in ['many2one', 'selection']"/>
                                    <field name="visibility_condition_m2o_id" 
                                           widget="dynamic_many2one"
                                           placeholder="Select value"
                                           invisible="visibility_dependency_type != 'many2one'"
                                           options="{'no_create': True, 'no_open': True}"/>
                                    <field name="visibility_condition_selection" 
                                           placeholder="Select value"
                                           invisible="visibility_dependency_type != 'selection'"/>
                                    <field name="visibility_between" 
                                           placeholder="End value for range (date/datetime)"
                                           invisible="visibility_comparator not in ['between', '!between']"/>
                                    <field name="visibility_dependency_type" invisible="1"/>
                                    <field name="visibility_condition_m2o_model" invisible="1"/>
                                </list>
                            </field>
                        </page>
                        <page string="Description" name="description">
                            <field name="description" placeholder="Describe the purpose of this template..."/>
                        </page>
                    </notebook>
                </sheet>
            </form>
        </field>
    </record>

    <record id="helpdesk_template_action" model="ir.actions.act_window">
        <field name="name">Templates</field>
        <field name="res_model">helpdesk.template</field>
        <field name="view_mode">list,form</field>
        <field name="help" type="html">
            <p class="o_view_nocontent_smiling_face">
                Create your first template!
            </p>
            <p>
                Templates allow you to configure which fields are shown in tickets and their visibility conditions.
            </p>
        </field>
    </record>

    <menuitem id="helpdesk_template_menu"
              name="Templates"
              parent="helpdesk.helpdesk_menu_config"
              action="helpdesk_template_action"
              sequence="25"
              groups="helpdesk.group_helpdesk_manager"/>

</odoo>