feat: Add LICENSE file and refactor MITM response handling and tracing.

src/api/util.rs

@@ -64,16 +64,14 @@ pub(crate) fn upstream_err_response(
     let param = serde_json::from_str::<serde_json::Value>(&err.body)
         .ok()
         .and_then(|v| {
-            v["error"]["details"]
-                .as_array()
-                .and_then(|details| {
-                    details.iter().find_map(|d| {
-                        d["fieldViolations"]
-                            .as_array()
-                            .and_then(|fv| fv.first())
-                            .and_then(|v| v["field"].as_str().map(|s| s.to_string()))
-                    })
+            v["error"]["details"].as_array().and_then(|details| {
+                details.iter().find_map(|d| {
+                    d["fieldViolations"]
+                        .as_array()
+                        .and_then(|fv| fv.first())
+                        .and_then(|v| v["field"].as_str().map(|s| s.to_string()))
                 })
+            })
         });
 
     let body = ErrorResponse {
@@ -127,8 +125,6 @@ pub(crate) fn default_timeout() -> u64 {
     120
 }
 
-
-
 pub(crate) fn responses_sse_event(event_type: &str, data: serde_json::Value) -> Event {
     Event::default()
         .event(event_type)