This plugin resolve broken layout when we work on local machine without all uploaded images up to date. Will replace the images with image placeholder via placeholder.com

auto-placeholder-images.php

<?php
/**
 * @package Auto_Placeholder_Images
 * @version 1.0.0
 */
/*
Plugin Name: Auto Placeholder For Broken Images
Plugin URI: https://www.webstorm.co.il/css-live-reload/
Description: **FOR DEV USE ONLY** This plugin resolve broken layout when we work on local machine without all uploaded images up to date. Will replace the images with image placeholder via placeholder.com
Author: Moshe Harush
Version: 1.0.0
Author URI: https://www.webstorm.co.il
*/

function ws_try_mock_404_images() {
    if (is_404()) {
        if (preg_match('#((\d{1,4})?x(\d{1,4})?)?\.(png|jpg|gif|svg)#', $_SERVER['REQUEST_URI'], $matches)) {
            if ($matches[1]) {
                $location = "https://via.placeholder.com/" . $matches[1];
            } else {
                $location = "https://via.placeholder.com/950x475";
            }

            header("Location: " . $location);
        }
    }
}
add_action('template_redirect', 'ws_try_mock_404_images');