Rework cache to a slack_directory snapshot + refreshed_at (ADR-0001). Sweep the
workspace via users.list (skip deleted/bots), match Members by email in memory,
30-day TTL. Members response carries slack status (ok|degraded|unconfigured);
degrade to initials on Slack failure. Add POST /api/slack/refresh.
Vite + Vue 3 + DaisyUI SPA (project picker + Slack avatar member grid) with a
TypeScript/Node (Hono) backend proxying Napta + Slack, SQLite avatar cache via
node:sqlite, and docker-compose for Coolify deploy.
