repo-assist: broader labeling, forward-progress task, report format enforcement, prose reduction, round-robin scheduling (#188)

* Initial plan

* Improve repo-assist: broader labeling, forward-progress task, report format enforcement

Co-authored-by: dsyme <7204669+dsyme@users.noreply.github.com>

* Add spam and off topic labels to Task 7 markdown prompt

Co-authored-by: dsyme <7204669+dsyme@users.noreply.github.com>

* Move forward-progress work to Task 10, reporting to Task 11; remove mandatory marker from Task 10

Co-authored-by: dsyme <7204669+dsyme@users.noreply.github.com>

* Trim Task 10 to a concise paragraph, trusting agent judgement

Co-authored-by: dsyme <7204669+dsyme@users.noreply.github.com>

* Cut repo-assist.md prose by ~41% — tighter phrasing throughout all tasks

Co-authored-by: dsyme <7204669+dsyme@users.noreply.github.com>

* Add round-robin task scheduling strategy to Workflow section

Co-authored-by: dsyme <7204669+dsyme@users.noreply.github.com>

* Task 1: always engage on every issue, prioritise never-commented ones

Co-authored-by: dsyme <7204669+dsyme@users.noreply.github.com>

* Task 1: judgment-based engagement, 1-3 issues per run, less prescriptive

Co-authored-by: dsyme <7204669+dsyme@users.noreply.github.com>

* Restore expanded Role/values section that was over-condensed in prose reduction

Co-authored-by: dsyme <7204669+dsyme@users.noreply.github.com>

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Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: dsyme <7204669+dsyme@users.noreply.github.com>
Co-authored-by: Don Syme <dsyme@users.noreply.github.com>

Author: Copilot