feat(jstzd,jstz_node): serialize jstz node config

crates/jstz_node/src/config.rs

@@ -1,8 +1,9 @@
 use std::path::{Path, PathBuf};
 
 use octez::r#async::endpoint::Endpoint;
+use serde::Serialize;
 
-#[derive(Clone)]
+#[derive(Clone, Serialize)]
 pub struct JstzNodeConfig {
     /// The endpoint of the jstz node.
     pub endpoint: Endpoint,
@@ -25,3 +26,23 @@ impl JstzNodeConfig {
         }
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_serialize_config() {
+        let config = JstzNodeConfig::new(
+            &Endpoint::localhost(8932),
+            &Endpoint::localhost(8933),
+            Path::new("/tmp/kernel.log"),
+        );
+
+        let json = serde_json::to_value(&config).unwrap();
+
+        assert_eq!(json["endpoint"], "http://localhost:8932");
+        assert_eq!(json["rollup_endpoint"], "http://localhost:8933");
+        assert_eq!(json["kernel_log_file"], "/tmp/kernel.log");
+    }
+}

crates/jstzd/src/task/jstzd.rs

@@ -65,7 +65,7 @@ pub struct JstzdConfig {
     octez_client_config: OctezClientConfig,
     #[serde(rename(serialize = "octez-rollup"))]
     octez_rollup_config: OctezRollupConfig,
-    #[serde(skip_serializing)]
+    #[serde(rename(serialize = "jstz-node"))]
     jstz_node_config: JstzNodeConfig,
     #[serde(skip_serializing)]
     protocol_params: ProtocolParameter,

crates/jstzd/tests/jstzd_test.rs

@@ -259,6 +259,10 @@ async fn fetch_config_test(jstzd_config: JstzdConfig, jstzd_port: u16) {
             "octez-rollup",
             serde_json::to_value(jstzd_config.octez_rollup_config()).unwrap(),
         ),
+        (
+            "jstz-node",
+            serde_json::to_value(jstzd_config.jstz_node_config()).unwrap(),
+        ),
     ] {
         let res =
             reqwest::get(&format!("http://localhost:{}/config/{}", jstzd_port, key))