Try using a command, service worker cache and favicon

content/demo-dev.html

@@ -61,7 +61,7 @@
       <div class="user"><i class="bi bi-person-fill"></i></div>
       <div class="content">
         <p>You need to change solver, by passing an argument like this <code>solver="saga"</code>, see below:</p>
-        <code data-not-run>
+        <code data-run>
           from sklearn import datasets
           from sklearn.linear_model import LogisticRegression
 
@@ -81,6 +81,9 @@
     .jp-CodeConsole-banner {
       display: none;
     }
+    .jp-PoweredBy {
+      display: none !important;
+    }
     `;
     const loader = document.getElementById('loader');
 
@@ -109,12 +112,13 @@
         cleanCode += line.substring(indent) + '\n';
       }
       codeEl.textContent = cleanCode;
-      iframe.src = `https://quansight.github.io/jupyterlite-demo/repl/index.html?kernel=python&toolbar=1&code=${encodeURIComponent(cleanCode)}`;
+      iframe.src = `https://quansight.github.io/jupyterlite-demo/repl/index.html?kernel=python&toolbar=1`;
       iframe.style.width = '100%';
-      iframe.style.height = '300px';
+      iframe.style.height = '400px';
       iframe.onload = () => {
         if (iframe.contentDocument) {
           iframe.contentDocument.head.appendChild(styleSheet);
+          iframe.contentDocument.jupyterlab.commands.execute('console:replace-selection', {text: cleanCode})
         }
         codeEl.replaceWith(iframe);
       }

jupyter-lite.json

@@ -4,6 +4,7 @@
     "jupyter-config-data": {
       "disabledExtensions": [
         "@jupyterlite/application-extension:logo"
-      ]
+      ],
+      "faviconUrl": "https://raw.githubusercontent.com/nebari-dev/nebari-design/main/symbol/favicon.ico"
     }
 }

repl/jupyter-lite.json

@@ -9,6 +9,8 @@
         "@jupyterlite/application-extension:logo",
         "jupyterlab-nebari-mode:logo",
         "@jupyter-notebook/lab-extension:interface-switcher"
-      ]
+      ],
+      "exposeAppInBrowser": true,
+      "enableServiceWorkerCache": true
     }
-}
+}