fix(standard): dereference shallow Members when $expand is unsupported

src/standard.rs

@@ -914,7 +914,9 @@ impl Redfish for RedfishStandard {
         })
     }
 
-    // This function appends ?$expand=.($levels=1) to the URL, as defined by Redfish spec, to expand first level URIs.
+    // Request server-side expansion of first-level Members via $expand (OPTIONAL
+    // per DSP0266 §6.3). If the server declines, Members come back as shallow
+    // `@odata.id` refs; dereference each so callers see fully-populated resources.
     fn get_collection<'a>(
         &'a self,
         id: ODataId,
@@ -924,8 +926,36 @@ impl Redfish for RedfishStandard {
                 "{}?$expand=.($levels=1)",
                 id.odata_id.replace(&format!("/{REDFISH_ENDPOINT}/"), "")
             );
-            let (_, body): (_, HashMap<String, serde_json::Value>) =
+            let (_, mut body): (_, HashMap<String, serde_json::Value>) =
                 self.client.get(url.as_str()).await?;
+
+            if let Some(serde_json::Value::Array(members)) = body.get_mut("Members") {
+                for member in members.iter_mut() {
+                    let shallow_odata_id = member.as_object().and_then(|obj| {
+                        let only_odata_keys =
+                            !obj.is_empty() && obj.keys().all(|k| k.starts_with("@odata."));
+                        if !only_odata_keys {
+                            return None;
+                        }
+                        obj.get("@odata.id")
+                            .and_then(serde_json::Value::as_str)
+                            .map(str::to_owned)
+                    });
+                    let Some(odata_id) = shallow_odata_id else {
+                        continue;
+                    };
+                    let member_url = odata_id.replace(&format!("/{REDFISH_ENDPOINT}/"), "");
+                    match self
+                        .client
+                        .get::<serde_json::Value>(member_url.as_str())
+                        .await
+                    {
+                        Ok((_, expanded)) => *member = expanded,
+                        Err(e) => debug!("Failed to dereference shallow Member {member_url}: {e}"),
+                    }
+                }
+            }
+
             Ok(Collection {
                 url: url.clone(),
                 body,