Plan clipboard text actions in app core

docs/modernization/build-inventory.md

@@ -440,6 +440,10 @@ Known local toolchain state:
 - `pano_cli plan-cursor-visibility` exposes `pp_app_core` cursor visibility
   planning as JSON for hidden and visible states; live canvas cursor requests
   consume the same contract before retained desktop platform cursor bridges.
+- `pano_cli plan-clipboard-read` and `pano_cli plan-clipboard-write` expose
+  `pp_app_core` clipboard text planning as JSON, including empty text writes;
+  live clipboard get/set requests consume the same contracts before retained
+  platform clipboard bridges.
 - `pano_cli plan-cloud-upload` exposes `pp_app_core` cloud upload availability,
   new-document warning, publish prompt, and save-before-upload planning as JSON;
   the live cloud upload command consumes the same start contract before
@@ -474,7 +478,8 @@ Known local toolchain state:
   and non-empty picked-path callback planning, plus empty/non-empty display-file
   planning before platform picker/display callbacks, plus virtual keyboard
   show/hide planning before platform keyboard callbacks, plus cursor visibility
-  planning before platform cursor callbacks.
+  planning before platform cursor callbacks, plus clipboard read/write
+  planning before platform clipboard callbacks.
 - `pp_app_core_document_cloud_tests` covers cloud upload no-canvas,
   new-document warning, clean publish prompt, and dirty save-before-upload
   decisions, plus cloud browse no-canvas/show-browser and selected-download