Silence false positive dead code warnings for napi-exposed free funct…

…ions

crates/edr_napi/src/trace.rs

@@ -1,3 +1,10 @@
+// In contrast to the functions in the `#[napi] impl XYZ` block,
+// the free functions `#[napi] pub fn` are exported by napi-rs but
+// are considered dead code in the (lib test) target.
+// For now, we silence the relevant warnings, as we need to mimick
+// the original API while we rewrite the stack trace refinement to Rust.
+#![cfg_attr(test, allow(dead_code))]
+
 use std::sync::Arc;
 
 use edr_evm::{interpreter::OpCode, trace::BeforeMessage};