Helsinki archive README: the bundle moved out of git

helsinki-vps-archive/README.md

@@ -24,9 +24,13 @@ gitignored on the server), plus a full bundle of the server's git history.
 - `.claude/` - Claude Code project state from the server.
 - `.env` - SECRETS: API keys / Bluesky credentials as deployed. Rotate
   rather than reuse if in doubt.
-- `muse-helsinki-final.bundle` - full git bundle (`--all`) of the server's
-  repo. The server remote was the old `Diagoras/Muse` repo (pre-migration
-  to `Iteratrix/Muse`), so this bundle is the safety copy of that history,
+- `muse-helsinki-final.bundle` — NOT in this repo. The full git bundle
+  (`--all`) of the server's repo was purged from history on 2026-08-29
+  (issue #89, pre-flip check 1): as a packfile it carried pre-migration
+  author metadata the Aug-11 rewrite exists to remove. It lives with the
+  rest of this archive on the Mini, outside git
+  (`muse-runtime/archive/helsinki-vps/`). It is the safety copy of the
+  old `Diagoras/Muse` history (pre-migration to `Iteratrix/Muse`),
   including the last server commit (2026-04-02, "Show 90% of actual char
   limit as display ceiling") plus a dirty worktree that had deleted
   muse.service. Restore with: `git clone muse-helsinki-final.bundle`.