Lazy load these

Author: philwareham

src/templates/pages/error_default.txp

@@ -28,7 +28,7 @@
                     <p>Please <a href="<txp:site_url />">return to the Textpattern homepage</a>.</p>
                 </div>
                 <div class="layout-2col">
-                    <p><img class="dark-contrast" width="556" height="406" alt="Page error" src="https://textpattern.com/assets/img/com/error.png" srcset="https://textpattern.com/assets/img/com/error@2x.png 2x"></p>
+                    <p><img loading="lazy" class="dark-contrast" width="556" height="406" alt="Page error" src="https://textpattern.com/assets/img/com/error.png" srcset="https://textpattern.com/assets/img/com/error@2x.png 2x"></p>
                 </div>
             </div>
         </div>

src/templates/pages/showcase.txp

@@ -92,7 +92,7 @@
                                     <txp:images limit="1">
                                         <txp:smd_thumbnail type="showcase-teaser-318w212h">
                                             <span itemprop="image" itemscope itemtype="https://schema.org/ImageObject">
-                                                <img class="img--showcase" width="318" height="212" alt="<txp:image_info type="alt" />" src="<txp:smd_thumbnail_info item="url" />" srcset="<txp:image_url /> 2x" itemprop="url contentUrl">
+                                                <img loading="lazy" class="img--showcase" width="318" height="212" alt="<txp:image_info type="alt" />" src="<txp:smd_thumbnail_info item="url" />" srcset="<txp:image_url /> 2x" itemprop="url contentUrl">
                                                 <meta itemprop="width" content="318">
                                                 <meta itemprop="height" content="212">
                                             </span>