maintenance-tools/maintenance_server_data/views/service.xml

<?xml version="1.0" encoding="utf-8"?>
<odoo>
    <!-- VIEWS -->
    <record id="service_view_tree" model="ir.ui.view">
        <field name="name">service.view.tree</field>
        <field name="model">service</field>
        <field name="arch" type="xml">
            <tree string="Services" editable="top">
                <field name="name" />
            </tree>
        </field>
    </record>

    <record id="service_version_view_tree" model="ir.ui.view">
        <field name="name">service.version.view.tree</field>
        <field name="model">service.version</field>
        <field name="arch" type="xml">
            <tree string="Service versions" editable="top">
                <field name="service_id" />
                <field name="name" />
                <field name="is_last_version" />
            </tree>
        </field>
    </record>

    <record id="backup_server_view_tree" model="ir.ui.view">
        <field name="name">backup.server.view.tree</field>
        <field name="model">backup.server</field>
        <field name="arch" type="xml">
            <tree string="Backup Servers" editable="top">
                <field name="name" />
            </tree>
        </field>
    </record>

    <record id="service_instance_view_tree" model="ir.ui.view">
        <field name="name">service.instance.view.tree</field>
        <field name="model">service.instance</field>
        <field name="arch" type="xml">
            <tree>
                <field name="equipment_id"/>
                <field name="service_id"/>
                <field name="version_id"/>
            </tree>
        </field>
    </record>

    <record id="service_instance_view_search" model="ir.ui.view">
        <field name="name">service.instance.view.search</field>
        <field name="model">service.instance</field>
        <field name="arch" type="xml">
            <search string="Search Service Instances">
                <field name="equipment_id"/>
                <field name="service_id"/>
                <field name="version_id"/>
                <field name="service_url"/>
                <separator/>
                <filter string="Archived" name="inactive" domain="[('active', '=', False)]"/>
                <separator/>
                <group expand="0" string="Group By">
                    <filter string="Equipment" name="group_equipment" context="{'group_by': 'equipment_id'}"/>
                    <filter string="Service" name="group_service" context="{'group_by': 'service_id'}"/>
                    <filter string="Version" name="group_version" context="{'group_by': 'version_id'}"/>
                </group>
            </search>
        </field>
    </record>

    <!-- ACTIONS -->
    <record id="service_action" model="ir.actions.act_window">
        <field name="name">Service</field>
        <field name="res_model">service</field>
        <field name="view_mode">tree</field>
        <field name="view_id" ref="service_view_tree" />
        <field name="help" type="html">
            <p class="o_view_nocontent_smiling_face">
                Add a new Service
            </p>
        </field>
    </record>

    <record id="service_version_action" model="ir.actions.act_window">
        <field name="name">Service Version</field>
        <field name="res_model">service.version</field>
        <field name="view_mode">tree</field>
        <field name="view_id" ref="service_version_view_tree" />
        <field name="help" type="html">
            <p class="o_view_nocontent_smiling_face">
                Add a new Service Version
            </p>
        </field>
    </record>

    <record id="backup_server_action" model="ir.actions.act_window">
        <field name="name">Backup server</field>
        <field name="res_model">backup.server</field>
        <field name="view_mode">tree</field>
        <field name="view_id" ref="backup_server_view_tree" />
        <field name="help" type="html">
            <p class="o_view_nocontent_smiling_face">
                Add a new Backup Server
            </p>
        </field>
    </record>

    <record id="service_instance_action" model="ir.actions.act_window">
        <field name="name">Services</field>
        <field name="res_model">service.instance</field>
        <field name="view_mode">tree</field>
        <field name="view_id" ref="service_instance_view_tree"/>
        <field name="help" type="html">
            <p class="o_view_nocontent_smiling_face">
                Add a new Service Instance
            </p>
        </field>
    </record>

    <!-- MENUS -->
    <menuitem
        id="menu_maintenance_service"
        name="Services"
        parent="maintenance.menu_maintenance_configuration"
        action="service_action"
        sequence="4" />

    <menuitem
        id="menu_maintenance_service_version"
        name="Service Versions"
        parent="maintenance.menu_maintenance_configuration"
        action="service_version_action"
        sequence="5" />

    <menuitem
        id="menu_maintenance_backup_server"
        name="Backup Servers"
        parent="maintenance.menu_maintenance_configuration"
        action="backup_server_action"
        sequence="5" />

    <menuitem
        id="menu_maintenance_service_instance"
        name="Services"
        parent="maintenance.menu_maintenance_title"
        action="service_instance_action"
        sequence="10"/>

</odoo>