Feature Request: Add divide ( / ) and modulo ( % ) operators to the expression language

Feature Request: Add divide ( / ) and modulo ( % ) operators to the expression language: a task in LegoFlow-SWE (Harbor dataset). Problem Currently, yq’s expression language supports multiplication ( ) and addition ( + ), but the division ( / ) and remainder ( % ) operators are missing. Users need…

The task

**Problem** Currently, yq’s expression language supports multiplication (`*`) and addition (`+`), but the division (`/`) and remainder (`%`) operators are missing. Users need these operators for arithmetic and string manipulation.

Part of Lego-X/LegoFlow-SWE.