HF RL Explorer

Issue: QLExpress lacks support for Java 8 lambda expressions

Issue: QLExpress lacks support for Java 8 lambda expressions: a task in LegoFlow-SWE (Harbor dataset). Actual behavior: Parsing or execution fails; lambda expressions are not recognized.

The task

**Actual behavior:** Parsing or execution fails; lambda expressions are not recognized.

Part of Lego-X/LegoFlow-SWE.