meeting-assistant/openspec/changes/archive/2026-06-26-use-prompted-calendar-metadata/tasks.md

• 1. Add OpenSpec scenario for prompt-accepted metadata.
• 2. Add failing behavior coverage for prompted metadata starts.
• 3. Pass prompted metadata through the scheduler/controller/coordinator start path.
• 4. Populate cached Outlook prompt candidates with metadata.
• 5. Exclude canceled Outlook appointments from recording prompts and metadata lookup.
• 6. Run focused tests, full tests, and openspec validate use-prompted-calendar-metadata --strict.