Send a weekly Keephub task progress report to Slack

About

This workflow fetches all Keephub task templates active in the previous week for a given org unit, retrieves detailed progress for each one, and posts a formatted summary to Slack every Monday at 9:00am. Each task is shown with its completion percentage and counts, grouped by status: 🔴 Overdue — tasks past their due date with no completions 🟡 Open — tasks in progress ✅ Done — fully completed tasks A totals summary line is included at the top of every report. Prerequisites Keephub accoun