Compute the Greatest Common Divisor (GCD) for every integer pair stored in a JSON data file.

Compute the Greatest Common Divisor (GCD) for every integer pair stored in a JSON data file.: a task in rts-1k-rootless-apptainer: RTS-1K: offline rootless Apptainer release (Harbor dataset). What the agent is asked, how it is graded, what it runs in, and its files.