feat: port issue-monster workflow from gh-aw repository (#300)

* Initial plan

* feat: port issue-monster workflow from gh-aw repository

Co-authored-by: Mossaka <5447827+Mossaka@users.noreply.github.com>

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Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: Jiaxiao Zhou <duibao55328@gmail.com>
Co-authored-by: Mossaka <5447827+Mossaka@users.noreply.github.com>

Author: Copilot