Persist circuit cell edits

docs/spec/07-implementation-phases-todo.md

@@ -390,6 +390,9 @@ Implemented foundation:
 - a central application dispatcher reconstructs persisted commands and exposes
   optimistic command, undo and redo endpoints for Circuit and CircuitDeviceRow
   field updates
+- the circuit tree exposes `currentRevision`; existing Circuit and
+  CircuitDeviceRow cell edits use those optimistic commands and project-wide
+  undo/redo instead of direct field-update PATCH routes
 - typed CircuitDeviceRow insert/delete commands preserve complete row snapshots
   and stable ids; row mutation, circuit reserve state, revision and history
   stack transition commit or roll back together
@@ -424,10 +427,11 @@ Implemented foundation:
 - integration coverage verifies sequential revisions, stale-command rejection
   and rollback after a forced late persistence failure
 
-ProjectDevice CRUD, synchronization and disconnect on the project page are
-connected to this history boundary. The circuit-list editor and the remaining
-domain writes are not fully connected; its visible undo/redo therefore remains
-session-local until the remaining tasks are implemented.
+ProjectDevice CRUD, synchronization and disconnect on the project page and
+existing Circuit/CircuitDeviceRow cell edits in the circuit-list editor are
+connected to this history boundary. Remaining structural editor writes are not
+fully connected; the editor's visible undo/redo stack therefore remains
+session-local and is not reconstructed after reload.
 
 Acceptance criteria: