Plan recording session decisions in app core

docs/modernization/build-inventory.md

@@ -418,6 +418,10 @@ Known local toolchain state:
   the live image, layer, animation-frame, depth, and cube-face export dialogs
   plus MP4 animation and timelapse export dialogs consume the same start
   contract before reaching legacy canvas/recording export execution.
+- `pano_cli plan-recording-session` exposes `pp_app_core` recording start,
+  stop, clear, platform cleanup, frame-count reset, and export progress-total
+  planning as JSON; the live recording controls consume those contracts before
+  reaching legacy recording threads, PBO readback, and MP4 encoder execution.
 - `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
@@ -443,6 +447,9 @@ Known local toolchain state:
   directory/stem targets, picked-directory stems, MP4 suggested names, and
   invalid export naming inputs, plus export-start license/canvas availability
   decisions.
+- `pp_app_core_document_recording_tests` covers recording start/stop, clear,
+  platform recorded-file cleanup, frame-count reset, export progress totals,
+  and oversized progress-total clamping.
 - `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