Add editable project floors and rooms

docs/circuit-list-editor-api.md

@@ -253,16 +253,27 @@ returns HTTP `409` with `PROJECT_HISTORY_OPERATION_UNAVAILABLE`.
   - body: `{ "name": "EG", "expectedRevision": 13 }`
   - executes `project-floor.insert` with a stable floor id
   - response: `{ "floor": { ... }, "revision": { ... }, "history": { ... } }`
+- `PUT /projects/:projectId/floors/:floorId`
+  - body: `{ "name": "1. OG", "expectedRevision": 14 }`
+  - executes an exact persistent floor update
+- `DELETE /projects/:projectId/floors/:floorId`
+  - body: `{ "expectedRevision": 15 }`
+  - rejects floors with assigned rooms or distribution boards
 - `POST /projects/:projectId/rooms`
   - body:
     `{ "floorId": "floor_1", "roomNumber": "001", "roomName": "Technik", "expectedRevision": 14 }`
   - executes `project-room.insert` with a stable room id; `floorId` is optional
     and must belong to the project when present
   - response: `{ "room": { ... }, "revision": { ... }, "history": { ... } }`
-- Persistent Undo removes only unchanged, unreferenced records. A floor with
-  assigned rooms or distribution boards and a room referenced by device rows
-  or retained upgrade data are rejected instead of silently clearing foreign
-  keys.
+- `PUT /projects/:projectId/rooms/:roomId`
+  - body:
+    `{ "floorId": null, "roomNumber": "101", "roomName": "Büro", "expectedRevision": 16 }`
+  - updates number, name and optional floor as one persistent command
+- `DELETE /projects/:projectId/rooms/:roomId`
+  - body: `{ "expectedRevision": 17 }`
+  - rejects rooms referenced by device rows
+- Persistent Undo/Redo restores exact previous and target records without
+  silently clearing foreign keys.
 - Stale revisions return `409 PROJECT_REVISION_CONFLICT`.
 
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