P3 is deployed

v1.5.0 is live; the media directory, libvips and the proxy's signature
check are in place on the box. No upload has been made in production yet.

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

docs/ROADMAP.md

@@ -8,7 +8,7 @@ Written 2026-10-01 from the original 2023 code, the decePubClient UI, a federati
 - [x] P1.1 Infrastructure and content model: v1.2.0, deployed and verified 2026-10-01
 - [x] P1.2 Social graph and timelines: v1.3.0, deployed and verified 2026-10-01
 - [x] P2 Mastodon client API: v1.4.0, deployed 2026-10-01; OAuth and the anonymous API verified on production, the signed-in API verified locally (no real-client login on production yet)
-- [ ] P3 Social features
+- [x] P3 Social features: v1.5.0, deployed 2026-10-01; media, proxy, blocks, mutes, bookmarks, pins and reports verified by tests and locally (no upload on production yet)
 - [ ] P4 Groups and privacy features
 - [ ] P5 FEPs and polish