test(studio): the program and a portrait scene cut together

justfile

@@ -55,7 +55,7 @@ render-sw:
     icd=("$mesa"/share/vulkan/icd.d/lvp_icd.*.json)
     export VK_DRIVER_FILES="${icd[0]}"
     cargo nextest run --locked -p moq-scene --lib --run-ignored only -E 'test(/^compositor::tests::/) | test(/^browser::layers::tests::/)'
-    cargo nextest run --locked -p moq-studio --features openh264 --run-ignored only -E 'test(/^engine::tests::the_program_/) | test(=setup::tests::times_every_canvas)'
+    cargo nextest run --locked -p moq-studio --features openh264 --run-ignored only -E '(test(/^engine::tests::/) - test(=engine::tests::the_virtual_camera_reaches_a_pipewire_app)) | test(=setup::tests::times_every_canvas)'
     cargo nextest run --locked -p moq-studio --features cef --run-ignored only -E 'binary(browser)'
     sh/pipewire-session.sh cargo nextest run --locked -p moq-studio --features pipewire --run-ignored only -E 'test(=engine::tests::the_virtual_camera_reaches_a_pipewire_app)'
 

quest/m0/README.md

@@ -93,7 +93,6 @@ repository.
 - [Studio on Windows](/quest/m0/app-windows.md) - the studio runs on Windows, not only Linux
 - [Wayland display and window sources](/quest/m0/wayland-sources.md) - portal-picked sources that reopen without the picker
 - [Destinations](/quest/m0/destinations.md) - RTMP, RTMPS, and WHIP push with per-destination codecs and shared encoders, on a UI-free egress library a hosted service can reuse
-- [Composable scenes](/quest/m0/scenes/README.md) - scenes nest scenes and the program, any scene publishes at its own size, and mixes become audio scenes
 - [Pan each sound](/quest/m0/audio-pan.md) - the Audio panel and `[audio.<source>]` pan each sound wherever it plays
 - [Clap-to-measure sync delay](/quest/m0/sync-clap.md) - a clap sets a microphone's delay against its camera
 - [Audio filters](/quest/m0/audio-filters.md) - per-source noise suppression, gate, compressor, limiter, and plugins, configured from the studio

quest/m1/compose/layout.md

@@ -52,11 +52,6 @@ Only sources the creator publishes independently
 ([Published independently](/quest/m2/publish-independently.md)) have tracks a
 viewer can fetch; the rest reach viewers only in the program.
 
-Decided 2026-11-05 (maintainer, /quest-plan): the layout waits for
-[Composable scenes](/quest/m0/scenes/README.md), which removes canvases and
-mixes and adds scene sources, published scenes, and audio scenes, so it
-serializes that model once instead of chasing it.
-
-## Required
-
-- [Composable scenes](/quest/m0/scenes/README.md) - the scene model the layout serializes
+Decided 2026-11-05 (maintainer, /quest-plan): the layout serializes the
+scene model with scene sources, published scenes, and audio scenes, not the
+canvases and mixes they replaced.

quest/m1/scene-graph.md

@@ -13,7 +13,3 @@ Decided 2026-11-05 with the maintainer (/quest-plan): the live controls stay
 a mixer, as pro switchers keep them, and this view is for building and
 inspecting routing, as node tools (TouchDesigner, Fusion) do. It reads and
 edits the same data, so it adds no second model.
-
-## Required
-
-- [Composable scenes](/quest/m0/scenes/README.md) - the graph this view shows