module-vendor-sales-report/etc/adminhtml/system.xml

<?xml version="1.0"?>
<config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:module:Magento_Config:etc/system_file.xsd">
    <system>
        <tab id="shopkeeper" translate="label" sortOrder="300">
            <label>Shopkeeper</label>
        </tab>
        <section id="vendorsalesreport" translate="label" type="text" sortOrder="100" showInDefault="1" showInWebsite="0" showInStore="0">
            <label>Vendor Sales Report</label>
            <tab>shopkeeper</tab>
            <resource>Shopkeeper_VendorSalesReport::config</resource>
            <group id="general" translate="label" type="text" sortOrder="10" showInDefault="1" showInWebsite="0" showInStore="0">
                <label>General Settings</label>
                <field id="enabled" translate="label comment" type="select" sortOrder="10" showInDefault="1" showInWebsite="0" showInStore="0">
                    <label>Enable Automated Monthly Report</label>
                    <source_model>Magento\Config\Model\Config\Source\Yesno</source_model>
                    <comment>When enabled, report will be generated automatically on the 1st of each month</comment>
                </field>
                <field id="order_status" translate="label comment" type="multiselect" sortOrder="20" showInDefault="1" showInWebsite="0" showInStore="0">
                    <label>Order Status Filter</label>
                    <source_model>Magento\Sales\Model\Config\Source\Order\Status</source_model>
                    <comment>Select which order statuses to include in the report</comment>
                </field>
            </group>
            <group id="email" translate="label" type="text" sortOrder="20" showInDefault="1" showInWebsite="0" showInStore="0">
                <label>Email Settings</label>
                <field id="enabled" translate="label comment" type="select" sortOrder="10" showInDefault="1" showInWebsite="0" showInStore="0">
                    <label>Enable Email</label>
                    <source_model>Magento\Config\Model\Config\Source\Yesno</source_model>
                    <comment>Send automated report via email</comment>
                </field>
                <field id="recipients" translate="label comment" type="text" sortOrder="20" showInDefault="1" showInWebsite="0" showInStore="0">
                    <label>Email Recipients</label>
                    <comment>Comma-separated email addresses (e.g., vendor@example.com, admin@example.com)</comment>
                    <depends>
                        <field id="enabled">1</field>
                    </depends>
                </field>
                <field id="subject" translate="label comment" type="text" sortOrder="30" showInDefault="1" showInWebsite="0" showInStore="0">
                    <label>Email Subject</label>
                    <comment>Subject line for automated report emails. Use {{month}} and {{year}} placeholders for dynamic values (e.g., "Monthly Report - {{month}} {{year}}").</comment>
                    <depends>
                        <field id="enabled">1</field>
                    </depends>
                </field>
                <field id="sender" translate="label" type="select" sortOrder="40" showInDefault="1" showInWebsite="0" showInStore="0">
                    <label>Email Sender</label>
                    <source_model>Magento\Config\Model\Config\Source\Email\Identity</source_model>
                    <depends>
                        <field id="enabled">1</field>
                    </depends>
                </field>
            </group>
        </section>
    </system>
</config>