claim vscode-cowriting-plugin session 0024 (placeholder) + sessions.json entry

sessions/0024/SESSION-0024.0-TRANSCRIPT-2026-06-11T12-36--INPROGRESS.md

@@ -0,0 +1,23 @@
+# Session 0024.0 — Transcript
+
+> App: vscode-cowriting-plugin
+> Start: 2026-06-11T12-36 (PST)
+> Type: brainstorming
+> Status: **PLACEHOLDER — claimed at session start; finalized at session end.**
+>
+> This file reserves session ID 0024 for vscode-cowriting-plugin. The driver replaces this
+> body with the full transcript and renames the file to its final
+> SESSION-0024.0-TRANSCRIPT-2026-06-11T12-36--<end>.md form at session end.
+
+## Launch prompt
+
+```
+Brainstorm and write the Solution Design for #25 (out-of-workspace authoring) — settle the hybrid persistence model, the F5 cross-rung non-shareability, and the URI-rename orphaning caveat; per the issue body.
+
+```
+
+## Deferred decisions
+
+_Autonomous-mode low-confidence calls the driver made and would have
+liked operator input on. Appended as the session runs; surfaced at
+finalize. Empty if none._

sessions/sessions.json

@@ -67,5 +67,8 @@
   },
   "0023": {
     "title": ""
+  },
+  "0024": {
+    "title": ""
   }
 }