WooCommerce My Account Custom Tabs

my_account.php

<?php

/*
Add My Account endpoints
*/
function custom_endpoints() {
    add_rewrite_endpoint('page1', EP_ROOT | EP_PAGES);
    add_rewrite_endpoint('page2', EP_ROOT | EP_PAGES);
}

function custom_query_vars($vars) {
    $vars[] = 'page1';
    $vars[] = 'page2';
    return $vars;
}
add_filter('query_vars', 'custom_query_vars', 0);

function custom_flush_rewrite_rules() {
    flush_rewrite_rules();
}
add_action('wp_loaded', 'custom_flush_rewrite_rules');

function custom_my_account_menu_items($items) {
    // Insert before 'orders'
    $page1MenuItem = ['page1' => 'Page 1'];
    array_insert($items, 'orders', $page1MenuItem);

    // Insert before 'customer-logout'
    $page2MenuItem = ['page2' => 'Page 2'];
    array_insert($items, 'customer-logout', $page2MenuItem);

    return $items;
}
add_filter('woocommerce_account_menu_items', 'custom_my_account_menu_items');

function custom_endpoint_content_page1() {
    include 'path/to/page1template.php';
}
add_action('woocommerce_account_page1_endpoint', 'custom_endpoint_content_page1');

function custom_endpoint_content_page2() {
    include 'path/to/page2template.php';
}
add_action('woocommerce_account_page2_endpoint', 'custom_endpoint_content_page2');