claim engineering session 0020 (placeholder) + sessions.json entry

engineering/0020/SESSION-0020.0-TRANSCRIPT-2026-06-11T08-55--INPROGRESS.md

@@ -0,0 +1,24 @@
+# Session 0020.0 — Transcript
+
+> App: engineering
+> Start: 2026-06-11T08-55 (PST)
+> Type: planning-and-executing
+> Claude-Session: 2870e912-98db-4f6c-b95c-02ccf86b32b8
+> Status: **PLACEHOLDER — claimed at session start; finalized at session end.**
+>
+> This file reserves session ID 0020 for engineering. The driver replaces this
+> body with the full transcript and renames the file to its final
+> SESSION-0020.0-TRANSCRIPT-2026-06-11T08-55--<end>.md form at session end.
+
+## Launch prompt
+
+```
+/goal Execute engineering#43 — amend handbook §9/§10 with the Phase-1 rollout story (continuous autonomous PPE + release tag per deploy, human-only prod promotion, fix-forward, done-vs-shipped), reconciling §6.5/§10.5 and syncing the tier-1 digest, per the issue's acceptance list
+
+```
+
+## 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._

engineering/sessions.json

@@ -55,5 +55,8 @@
   },
   "0019": {
     "title": ""
+  },
+  "0020": {
+    "title": ""
   }
 }