allow logging in JS (#283)

tested with `RUST_LOG=info npm test`

rust/ffi/node/Cargo.toml

@@ -21,3 +21,4 @@ tokio = { version = "1.23", features = ["rt-multi-thread"] }
 neon = {version = "0.10.1", default-features = false, features = ["channel-api", "napi-6", "promise-api", "task-api"] }
 object_store = { workspace = true, features = ["aws"] }
 async-trait = "0"
+env_logger = "0"

rust/ffi/node/src/lib.rs

@@ -82,6 +82,9 @@ where
 
 fn runtime<'a, C: Context<'a>>(cx: &mut C) -> NeonResult<&'static Runtime> {
     static RUNTIME: OnceCell<Runtime> = OnceCell::new();
+    static LOG: OnceCell<()> = OnceCell::new();
+
+    LOG.get_or_init(|| env_logger::init());
 
     RUNTIME.get_or_try_init(|| Runtime::new().or_else(|err| cx.throw_error(err.to_string())))
 }