Problem (one or two sentences)

checkpoint restore button cannot display when mouse hover about the checkpoint line.
It seems index.sourcemap is missing

Context (who is affected and when)

whenever the new generated checkpoints or history tasks' checkpoints

Reproduction steps

Expected result

checkpoint restore button should be displayed when mouse hover

Actual result

no button shown

Variations tried (optional)

No response

App Version

3.28.8

API Provider (optional)

None

Model Used (optional)

No response

Roo Code Task Links (optional)

No response

Relevant logs or errors (optional)