feat(health): add PowerShelf identity to OTLP resources

crates/health/src/otlp/convert.rs

@@ -112,6 +112,17 @@ fn resource_attributes(context: &EventContext) -> Vec<KeyValue> {
     if let Some(component_type) = context.component_type() {
         attrs.push(KeyValue::new("component.type", component_type.to_string()));
     }
+    if let Some(power_shelf_id) = context.power_shelf_id() {
+        attrs.push(KeyValue::new("power_shelf.id", power_shelf_id.to_string()));
+    }
+    if context.component_type() == Some("power_shelf")
+        && let Some(serial) = context.serial_number()
+    {
+        attrs.push(KeyValue::new(
+            "power_shelf.serial_number",
+            serial.to_string(),
+        ));
+    }
     if let Some(switch_id) = context.switch_id() {
         attrs.push(KeyValue::new("switch.id", switch_id.to_string()));
     }
@@ -904,10 +915,11 @@ mod tests {
     }
 
     #[test]
-    fn resource_attributes_include_power_shelf_component_type() {
+    fn resource_attributes_include_power_shelf_identity() {
         let power_shelf_id =
             PowerShelfId::from_str("ps100ht038bg3qsho433vkg684heguv282qaggmrsh2ugn1qk096n2c6hcg")
                 .expect("valid power shelf id");
+        let power_shelf_id_string = power_shelf_id.to_string();
         let context = EventContext {
             endpoint_key: "33:44:55:66:77:88".to_string(),
             addr: BmcAddr {
@@ -927,6 +939,14 @@ mod tests {
         let attrs = otlp_resource_attributes(&context);
 
         assert_eq!(attr_value(&attrs, "component.type"), Some("power_shelf"));
+        assert_eq!(
+            attr_value(&attrs, "power_shelf.id"),
+            Some(power_shelf_id_string.as_str())
+        );
+        assert_eq!(
+            attr_value(&attrs, "power_shelf.serial_number"),
+            Some("SN-PS-001")
+        );
         assert_eq!(attr_value(&attrs, "rack.id"), Some("RACK_4"));
     }