Record optimized WSL verification of GLib iterator backport

tools/glib-regression/README.md

@@ -26,3 +26,9 @@ decoders, network inference or GPU providers are used.
 This harness does not replace a native desktop build/interaction check or an
 advisory audit. Record actual execution and selected package identity before
 calling the local backport validated.
+
+Recorded execution, 2026-10-13: Ubuntu 24.04 WSL, Rust 1.99.0, GLib 2.80.0,
+three optimized unit tests and one compile-fail doctest passed. Archive bytes
+and exact patch were independently reverified. See
+[dependency review](../../docs/DEPENDENCY-REVIEW.md) for hashes, compiler warnings
+and remaining native desktop/security checks.