- Promote 0.5.3 to stable on download page
- "Coming in Beta" section describes 0.6.x privacy features
- Add design.html §28: Identity Architecture (Planned) — network/posting
ID split, multi-persona, ephemeral DM IDs, file-holder CDN, CDN-only
DM privacy
- IMPLEMENTATION_PLAN_0.6.md: phased rollout across 0.6.0 through 0.6.5,
each backward compatible, each a standalone release
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
