In /app, use the extra-object npm package to perform an in-place union of two objects x = {a: 1, b: 2, c: 3}…

In /app, use the extra-object npm package to perform an in-place union of two objects x = {a: 1, b: 2, c: 3}…: 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.