Improve Rust connect example readability

src/content/doc-sdk-rust/methods/connect.mdx

@@ -42,24 +42,23 @@ The `.connect()` method will usually take a `String` or a type that implements `
 where T: Into<String>`.
 
 ```rust
+use std::sync::LazyLock;
 use std::time::Duration;
 use surrealdb::engine::remote::ws::{Client, Ws, Wss};
 use surrealdb::opt::Config;
 use surrealdb::Surreal;
 
+static DB: LazyLock<Surreal<Client>> = LazyLock::new(Surreal::init);
+
 #[tokio::main]
 async fn main() -> surrealdb::Result<()> {
-    let db: Surreal<Client> = Surreal::init();
     // Connect to a local endpoint
-    db.connect::<Ws>("127.0.0.1:8000").await?;
+    DB.connect::<Ws>("127.0.0.1:8000").await?;
     // Connect to a remote endpoint
-    db.connect::<Wss>("cloud.surrealdb.com").await?;
+    DB.connect::<Wss>("cloud.surrealdb.com").await?;
     // A tuple with a Config struct can also be passed in for fine tuning of the connection
-    db.connect::<Ws>((
-        "127.0.0.1:8000",
-        Config::default().query_timeout(Duration::from_millis(1500)),
-    ))
-    .await?;
+    let config = Config::default().query_timeout(Duration::from_millis(1500));
+    DB.connect::<Ws>(("127.0.0.1:8000", config)).await?;
     Ok(())
 }
-```
+```