feat(jito): add API token authentication support

- Update Jito configuration to require API token
- Add authentication headers to Jito API requests
- Bump version to 0.2.13
- Update documentation and examples

src/swqos/mod.rs

@@ -74,7 +74,7 @@ pub enum SwqosRegion {
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
 pub enum SwqosConfig {
     Default(String),
-    Jito(SwqosRegion),
+    Jito(String, SwqosRegion),
     NextBlock(String, SwqosRegion),
     Bloxroute(String, SwqosRegion),
     Temporal(String, SwqosRegion),
@@ -95,12 +95,12 @@ impl SwqosConfig {
 
     pub fn get_swqos_client(rpc_url: String, commitment: CommitmentConfig, swqos_config: SwqosConfig) -> Arc<SwqosClient> {
         match swqos_config {
-            SwqosConfig::Jito(region) => {
+            SwqosConfig::Jito(auth_token, region) => {
                 let endpoint = SwqosConfig::get_endpoint(SwqosType::Jito, region);
                 let jito_client = JitoClient::new(
                     rpc_url.clone(),
                     endpoint,
-                    "".to_string()
+                    auth_token
                 );
                 Arc::new(jito_client)
             }