Pasture: Vernissage 1.43.0

Vernissage joins the pasture on SQLite with its queues on the shared Redis; scenarios/vernissage.sh: follows both ways,
a photo with its alt text, likes, boosts and comments both ways, a deletion, the unfollow and statistics: 19 checks,
with no change to PrivaPub.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01LsXgEaXee4GCU1hwYgPJXw

docs/INTEROP.md

@@ -753,6 +753,16 @@ PeerTube's own instance account announces each new video too, which we drop: nob
 follow only PeerTube-like channels and accounts, never a persona. It checks the `Host` header against its own name,
 without a port, before it gives out its OAuth client.
 
+### Vernissage 1.43.0
+
+- Photo sharing: a top-level post carries its photos (`Image`, with alt text, and EXIF in its API); comments are plain
+  replies. It names a PNG `image/jpeg` in its attachment.
+- It federates only with its queues on (Redis); its API answers 400 to an attachment's metadata unless the whole
+  attachment comes back with it, and takes a new status from the same account only every 40 seconds or so.
+- **Pasture evidence (2026-10-05, `tools/pasture/scenarios/vernissage.sh`):** 19 checks pass, with no change to
+  PrivaPub: follows both ways; a photo with its alt text reaches alice; her like, boost and comment land there; her
+  photo reaches the admin's home and its like and comment come back; a deletion; the unfollow; statistics.
+
 ### BookWyrm 0.9.3
 
 - Its statuses are `Review`, `Comment` and `Quotation` about a book (`inReplyToBook`) for other BookWyrms, and "pure"