Dispatch layer operations through app core

docs/modernization/roadmap.md

@@ -492,8 +492,9 @@ the live layer rename dialog before legacy `Canvas` layer mutation and
 `ActionManager` undo wiring continue.
 `pano_cli plan-layer-operation` exposes app-core planning for layer add,
 duplicate, select, reorder, remove, opacity, visibility, alpha-lock, blend-mode,
-and highlight actions used by the live layer panel before legacy `Canvas` and
-UI layer execution continue.
+and highlight actions used by the live layer panel. Direct layer-panel
+operations now dispatch through `DocumentLayerOperationServices` before the
+legacy `Canvas` and UI layer adapter continues execution.
 `pano_cli plan-layer-menu` exposes app-core planning for Layer menu clear,
 rename, and merge-down labels/actions, and direct Layer menu commands now
 dispatch through `DocumentLayerMenuServices` before the legacy canvas/layer UI
@@ -1240,9 +1241,11 @@ Results:
   unchanged no-op rename, empty-name rejection, overlong-name rejection, layer
   add/duplicate/select/reorder/remove planning, metadata planning, bad-index
   rejection, bad-opacity rejection, bad-blend-mode rejection, transient
-  highlight behavior, Layer menu labels/actions, merge-down routing, animated
-  merge blocking, missing selection handling, bad Layer menu state rejection,
-  Layer menu executor dispatch, and no-op menu execution preservation.
+  highlight behavior, layer operation executor dispatch, layer operation
+  side-effect dispatch, no-op operation preservation, malformed operation
+  rejection, Layer menu labels/actions, merge-down routing, animated merge
+  blocking, missing selection handling, bad Layer menu state rejection, Layer
+  menu executor dispatch, and no-op menu execution preservation.
 - `pano_cli_plan_layer_rename_smoke`,
   `pano_cli_plan_layer_rename_no_op_smoke`, and
   `pano_cli_plan_layer_rename_rejects_empty_name` passed and expose live