feat: add example of using status_show method

examples/status-show/src/main.rs

@@ -0,0 +1,14 @@
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+
+    // Initialize and build CKAN struct
+    let ckan = ckanaction::CKAN::builder()
+        .url("http://localhost:5000")
+        .build();
+
+    // Send request to /status_show and print formatted debug output
+    let status_show = ckan.status_show().await?;
+    println!("{status_show:#?}");
+
+    Ok(())
+}