docs: v1.20.0 deployed and verified; everything on in production

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01ELjqpznMFMNrJoJUj6K5p2

docs/ROADMAP.md

@@ -31,7 +31,7 @@ Written 2026-10-01 from the original 2023 code, the decePubClient UI, a federati
 
   Both open items were closed without a root step (owner decisions, 2026-10-04): the server fetches its geolocation
   databases itself, and the deploy makes and signs in as @thepra.
-- [ ] Everything on in production (owner decisions 2026-10-04):
+- [x] Everything on in production (owner decisions 2026-10-04):
   - v1.18.0, deployed and verified 2026-10-04: geolocation that updates itself (DB-IP Lite 2026-10 loaded), the deploy
     signing in as @thepra (undiscoverable), the crawler on (1010 servers known within the hour), sign-up by invitation
     with one registrations switch;
@@ -41,7 +41,7 @@ Written 2026-10-01 from the original 2023 code, the decePubClient UI, a federati
     - SecureMode is on: a persona answers 401 unsigned, a browser is redirected, and all six pasture peers pass;
     - account privacy: sign-in and recovery say nothing, recovery codes are hashed for an hour, a recovered password
       ends every session, and a deleted root's personas and groups are deleted everywhere;
-  - v1.20.0, 2026-10-04: one answer everywhere:
+  - v1.20.0, deployed and verified 2026-10-04: one answer everywhere:
     - one counting rule for posts and users;
     - gone accounts out of every count;
     - replies_count only for public replies;