Função: finishSprint — agente: orchestrator
Sprint #{{sprint_number}} is complete. Do the following in order:
1. Mark each of these task issues as "Done" using save_issue with stateName "Done": {{taskIssues}}
2. Post the following summary as a comment on Linear issue {{planning_issue}} using create_comment:
{{sprintSummary}}
3. Mark the planning issue {{planning_issue}} as "Done" using save_issue with stateName "Done"
Nota: O sprintSummary é gerado pelo host com duração do sprint, tasks completadas e PRs mergeados.