feat: Update readme with newer UX/DX Rust Leptos app, update slides and misc stuff

examples/try_rust_webapp/src/main.rs

@@ -17,7 +17,7 @@ async fn main() {
     let application = Arc::new(RustWebapp {
         name: "harmony-example-tryrust".to_string(),
         project_root: PathBuf::from("./tryrust.org"), // <== Project root, in this case it is a
-                                                      // submodule
+        // submodule
         framework: Some(RustWebFramework::Leptos),
         service_port: 8080,
     });
@@ -30,12 +30,10 @@ async fn main() {
             }),
             Box::new(Monitoring {
                 application: application.clone(),
-                alert_receiver: vec![
+                alert_receiver: vec![Box::new(DiscordWebhook {
-                    Box::new(DiscordWebhook {
+                    name: "test-discord".to_string(),
-                        name: "test-discord".to_string(),
+                    url: hurl!("https://discord.doesnt.exist.com"),
-                        url: hurl!("https://discord.doesnt.exist.com"),
+                })],
-                    }),
-                ],
             }),
         ],
         application,