refactor: rename custom_attribute_prefixes to span_attribute_header_prefixes in configuration and related handlers

config/arch_config_schema.yaml

@@ -382,7 +382,7 @@ properties:
         type: integer
       trace_arch_internal:
         type: boolean
-      custom_attribute_prefixes:
+      span_attribute_header_prefixes:
         type: array
         items:
           type: string

crates/brightstaff/src/handlers/agent_chat_completions.rs

@@ -187,7 +187,7 @@ async fn handle_agent_chat(
         tracing_config
             .as_ref()
             .as_ref()
-            .and_then(|tracing| tracing.custom_attribute_prefixes.as_deref()),
+            .and_then(|tracing| tracing.span_attribute_header_prefixes.as_deref()),
     );
 
     let chat_request_bytes = request.collect().await?.to_bytes();

crates/brightstaff/src/handlers/llm.rs

@@ -53,7 +53,7 @@ pub async fn llm_chat(
         tracing_config
             .as_ref()
             .as_ref()
-            .and_then(|tracing| tracing.custom_attribute_prefixes.as_deref()),
+            .and_then(|tracing| tracing.span_attribute_header_prefixes.as_deref()),
     );
     let request_id: String = match request_headers
         .get(REQUEST_ID_HEADER)

crates/brightstaff/src/tracing/custom_attributes.rs

@@ -4,20 +4,20 @@ use hyper::header::HeaderMap;
 
 pub fn extract_custom_trace_attributes(
     headers: &HeaderMap,
-    custom_attribute_prefixes: Option<&[String]>,
+    span_attribute_header_prefixes: Option<&[String]>,
 ) -> HashMap<String, String> {
     let mut attributes = HashMap::new();
-    let Some(custom_attribute_prefixes) = custom_attribute_prefixes else {
+    let Some(span_attribute_header_prefixes) = span_attribute_header_prefixes else {
         return attributes;
     };
-    if custom_attribute_prefixes.is_empty() {
+    if span_attribute_header_prefixes.is_empty() {
         return attributes;
     }
 
     for (name, value) in headers.iter() {
         let header_name = name.as_str();
         let mut matched_prefix: Option<&str> = None;
-        for prefix in custom_attribute_prefixes {
+        for prefix in span_attribute_header_prefixes {
             if header_name.starts_with(prefix) {
                 matched_prefix = Some(prefix.as_str());
                 break;

crates/common/src/configuration.rs

@@ -90,7 +90,7 @@ pub struct Overrides {
 pub struct Tracing {
     pub sampling_rate: Option<f64>,
     pub trace_arch_internal: Option<bool>,
-    pub custom_attribute_prefixes: Option<Vec<String>>,
+    pub span_attribute_header_prefixes: Option<Vec<String>>,
 }
 
 #[derive(Debug, Clone, Serialize, Deserialize, PartialEq, Eq, Hash, Default)]

demos/use_cases/travel_agents/config.yaml

@@ -55,5 +55,5 @@ listeners:
 
 tracing:
   random_sampling: 100
-  custom_attribute_prefixes:
+  span_attribute_header_prefixes:
     - x-katanemo-