Creates core tables for task-mcp:
- projects, task_sequences, epic_sequences
- tasks with vector(1024) embedding for semantic search
- epics, versions, task_checklist, task_links
- HNSW index for fast vector similarity search
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
- task_delegations table for tracking delegation metadata per task
- task_learning_effectiveness table for per-task learning tracking
- Indexes for efficient querying by task_id, status, backend
Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>