P1.2 is deployed and verified

v1.3.0 is live with follows, timelines, notifications, likes, boosts,
edits, tombstones and thread backfill; its indexes exist.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_012CzABvBkbcFqoHdmi8b9WB

docs/ROADMAP.md

@@ -6,7 +6,7 @@ Written 2026-10-01 from the original 2023 code, the decePubClient UI, a federati
 
 - [x] P0 Security baseline: v1.1.0, deployed and verified 2026-10-01
 - [x] P1.1 Infrastructure and content model: v1.2.0, deployed and verified 2026-10-01
-- [ ] P1.2 Social graph and timelines
+- [x] P1.2 Social graph and timelines: v1.3.0, deployed and verified 2026-10-01
 - [ ] P2 Mastodon client API
 - [ ] P3 Social features
 - [ ] P4 Groups and privacy features