Renamed source directory, changed dockerfile for running docker image according to the official documentation

wordpress/wp-content/themes/lawcarta/404.php

@@ -0,0 +1,26 @@
+<?php get_header();?>
+
+<div class="content">
+    <div class="cont">				
+        <div class="p404">
+            <div class="inner-cont width-large white">
+                <div class="p404-img">
+                    <img src="<?= get_theme_file_uri('/assets/img/404.svg'); ?>" alt="404">
+                </div>
+                <h1><b>We can’t find the page you are looking for</b></h1>
+                <p>Sorry, looks like the page with this URL does not exist. Here are some other options:</p>
+                <ul>							
+                    <li>View your materials in <a href="<?= get_lawcarta_url()?>/library">My Library</a></li>
+                    <li>Browse our digital <a href="<?= get_lawcarta_url()?>/catalog">Catalog</a></li>
+                    <li>Find answers in the <a href="/faq-page">FAQ articles</a></li>
+                </ul>
+                <div class="bot-link">
+                    <a href="/" class="button link">Back to Home page</a>
+                </div>
+            </div>
+        </div>
+
+    </div>
+</div>
+
+<?php get_footer();