chore: bump quest to ecf40e27

.claude/skills/quest-review/SKILL.md

@@ -1,6 +1,6 @@
 ---
 name: quest-review
-description: Review a PR's branch locally with a model that wrote none of it, then mark it ready for review.
+description: Review a PR's branch locally with a model other than its latest writer, then mark it ready for review.
 ---
 
 Run `quest skill review` and follow its output.

flake.nix

@@ -21,7 +21,7 @@
     # The quest CLI, which also serves the quest guide and skills the stubs in
     # .claude/skills call. Bump the rev to upgrade them.
     quest = {
-      url = "github:moq-dev/quest/6a18b8a815c2d15d37d7433a619f961ec5a07165";
+      url = "github:moq-dev/quest";
       inputs.nixpkgs.follows = "nixpkgs";
       inputs.flake-utils.follows = "flake-utils";
     };

quest/README.md

@@ -15,10 +15,3 @@ Work that changes a moq crate is planned in
 [moq's quest tree](https://github.com/moq-dev/moq/tree/main/quest) and lands
 there first. A quest here that needs it waits on a pin quest, which
 `just upgrade-moq` advances.
-
-## Required
-
-- [m0: the studio](/quest/m0/README.md) - the native studio for creators who rely on OBS today
-- [m1: after the studio ships](/quest/m1/README.md) - what the redesigned studio gains, and the way in from OBS
-- [m2: later](/quest/m2/README.md) - work with no consumer yet
-- [m3: someday](/quest/m3/README.md) - work no customer asks for, kept so its plans are not lost

quest/m0/README.md

@@ -98,32 +98,6 @@ restreams") and its upload savings. Direct push with shared encoders matches
 OBS multistream, and the hosted version is product work outside this
 repository.
 
-## Required
-
-- [nixos2 boots Windows for agents](/quest/m0/windows-host.md) - a Windows machine agents reach over ssh, with a camera and microphone
-- [The studio builds for Windows in CI](/quest/m0/windows-build.md) - a nightly `windows-latest` build, which needs no Windows host
-- [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
-- [AAC for destinations](/quest/m0/destinations-aac.md) - AAC for the ingests that require it, from the platform encoders
-- [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) - noise suppression, gate, compressor, limiter, and plugins on each microphone and system audio source, configured from the studio
-- [Browser sources on macOS and Windows](/quest/m0/browser-source/README.md) - the out-of-process CEF pages Linux has, with shared GPU textures on the other desktops
-- [Virtual camera](/quest/m0/vcam/README.md) - the program or a published scene exposed as a system camera on Linux, Windows, and macOS
-- [The Apple signing identity is available](/quest/m0/signing.md) - the Apple credentials the macOS app and its camera need; Windows ships unsigned
-- [Broadcaster UX](/quest/m0/ux/README.md) - one live picture with pages around it, in place of the dock of panels and the launch flags
-- [moq-video's capture listing is pinned](/quest/m0/pin-capture-list.md) - icons and live pictures of windows and devices, for the Add page
-- [Packaging](/quest/m0/packaging/README.md) - a signed macOS app, a Windows installer, and a Flatpak for Linux, each its own quest
-- [The persistable portal restore token is pinned](/quest/m0/pin-portal-token.md) - moq-video's restore token, for Wayland sources
-- [Platform AAC encoders are pinned](/quest/m0/pin-aac-encode.md) - moq-audio's AAC encoders, for AAC destinations
-- [moq-audio's filter chain is pinned](/quest/m0/pin-audio-filters.md) - the chain audio filters configure
-- [moq's egress dial changes are pinned](/quest/m0/pin-egress-dial.md) - RTMPS that keeps `tcUrl` and a caller-supplied dial policy, for destinations
-- [moq-audio's source tap is pinned](/quest/m0/pin-audio-tap.md) - the samples clap-to-measure sync times a clap from
-- [Playout writes land on positioned bus channels](/quest/m0/playout-positioned.md) - broadcast, media, and replay sound at the bus position its pictures are timed for
-- [moq-audio's positioned bus channel is pinned](/quest/m0/pin-bus-positioned.md) - `Bus::positioned`, which playout writes through
-- [moq-mux's decoupled playout clock is pinned](/quest/m0/pin-sync.md) - `moq_mux::sync` in place of `moq_mux::timeline`, which every later pin crosses
-- [The studio is caught up to moq's main](/quest/m0/pin-main.md) - moq's breaking changes past #8272 in one PR, so each later pin stays small
-
 ## Related
 
 - [OBS native codecs](https://github.com/moq-dev/moq/blob/main/quest/m3/obs-moq-video/README.md) - the OBS plugin stays the path for creators who stay on OBS

quest/m0/vcam/README.md

@@ -23,8 +23,3 @@ one for the program and one for each published scene, not saved in the scene
 file. Each OS backend is a `vcam::backend` in `rs/moq-studio`, fed tightly
 packed RGBA frames of what its camera shows on a `vcam` thread only while an
 app reads the camera, and names its camera after the scene it shows.
-
-## Required
-
-- [Windows virtual camera](/quest/m0/vcam/windows.md) - a Media Foundation virtual camera on Windows 11
-- [macOS virtual camera](/quest/m0/vcam/macos.md) - a CoreMediaIO Camera Extension inside the app bundle

quest/m1/README.md

@@ -32,19 +32,3 @@ already does is m0, and the features below, which do not exist yet, are here
 command palette. Dropped, not planned: a rundown that fills overlays,
 one-click looks and a brand kit, active-speaker layouts, control surfaces,
 and a rehearsal mode.
-
-## Required
-
-- [A camera that keeps out of the way](/quest/m1/auto-place.md) - a layer moves off what matters in the picture, decided on the machine
-- [Scenes that lay themselves out](/quest/m1/auto-layout.md) - slots and roles that reflow when a guest joins
-- [A capture that went black says so](/quest/m1/capture-health.md) - a badge and the fix on the layer
-- [A mini controller for one monitor](/quest/m1/mini-controller.md) - an always-on-top bar and a tray item, never on stream
-- [The studio hides itself and private apps from capture](/quest/m1/privacy-shield.md) - its own windows and marked apps left out of display capture
-- [A source that follows the game](/quest/m1/follow-game.md) - whichever app is in front, without picking again
-- [Drop anything on the picture](/quest/m1/drop.md) - a dragged file or a paste becomes a layer
-- [Opening an OBS scene collection](/quest/m1/obs-import.md) - a show made from an OBS collection, with a report
-- [A multiview window](/quest/m1/multiview.md) - every scene and source on a second monitor, with tally
-- [Private panels](/quest/m1/panels.md) - chat and dashboards as windows that are never on stream
-- [Landscape and portrait at once](/quest/m1/dual-format.md) - both formats from one show
-- [moq-video's foreground app is pinned](/quest/m1/pin-capture-foreground.md) - which app is in front, for following the game
-- [moq-video's capture exclusion is pinned](/quest/m1/pin-capture-exclude.md) - leaving chosen apps out of a display capture

quest/m2/README.md

@@ -19,15 +19,3 @@ The web studio and its two pins moved here from m0 on 2026-11-09 (maintainer,
 /quest-audit; rejected: keeping them in m0): moq removed all WASM support on
 2026-10-31, its browser-backend quests are deferred with no other consumer,
 and nothing plans a browser WebTransport session for moq-net.
-
-## Required
-
-- [A phone as a remote](/quest/m2/phone-remote.md) - scene pads, mutes, and tally on a phone from a QR code
-- [Markers and clips](/quest/m2/markers.md) - markers on the show, clips around them, chapters in a recording
-- [A command palette](/quest/m2/command-palette.md) - one search box that runs any action and finds any setting
-- [Overlays drop their Blitz panic guard](/quest/m2/overlay-blitz-release.md) - the next Blitz release lets overlay checks parse without `catch_unwind`
-- [Viewer-side composition](/quest/m2/compose/README.md) - players composite independently published sources over the program from a layer layout track
-- [Browser sources paint on the GPU under Mesa AMD Wayland](/quest/m2/mesa-amd.md) - the Intel two-plane fix, checked on the `desktop` host's AMD GPU
-- [Web studio](/quest/m2/web.md) - the full studio in wasm on WebGPU and WebCodecs, served from this repository
-- [moq-video's browser backends are pinned](/quest/m2/pin-browser-video.md) - the web studio's video slice
-- [moq-audio's browser backends are pinned](/quest/m2/pin-browser-audio.md) - the web studio's audio slice