Update public-apps/examples.livemd.1

public-apps/examples.livemd.1

@@ -1,15 +1,15 @@
-# Examples
+<!-- livebook:{"app_settings":{"access_type":"public","slug":"example-ai"}} -->
+
+# Whisper chat
 
 ```elixir
-Mix.install([
-  {:bumblebee, github: "elixir-nx/bumblebee"},
-  {:nx, "~> 0.5.1"},
-  {:exla, "~> 0.5.1"},
-  {:axon, "~> 0.5.1"},
-  {:kino, "~> 0.8.0"}
-])
-
-Nx.global_default_backend(EXLA.Backend)
+Mix.install(
+  [
+    {:kino_bumblebee, "~> 0.2.1"},
+    {:exla, "~> 0.5.1"}
+  ],
+  config: [nx: [default_backend: EXLA.Backend]]
+)
 ```
 
 ## Introduction