feat(db): programmer day sheets schema, triggers, RLS
Adds migration 20260927150000_add_programmer_day_sheets.sql:
- manila_today() stable helper (Asia/Manila timezone)
- programmer_day_sheets table with draft/pending/disapproved/approved status,
unique(programmer_id, work_date), updated_at trigger, RLS
- programmer_day_sheet_events table with kind/body checks, cascade FK, RLS
- work_date column on programmer_task_work_logs (add, backfill, default, not null)
- ensure_day_sheet() SECURITY DEFINER; revoked from public/anon/authenticated
- BEFORE INSERT trigger validate_work_log_date (work_date_locked error code)
- AFTER INSERT trigger on work_logs → ensure_day_sheet
- AFTER INSERT trigger on activity_logs → ensure_day_sheet for assignee
- RLS SELECT policies (own sheet or admin; events through parent sheet)
- notifications.day_sheet_id FK column + partial index
- Add day sheets tables to supabase_realtime publication
Co-Authored-By: claude-flow <ruv@ruv.net>
redz1029
e2ff0140ef