feat: add character studio and aircraft foundation

src/interiors/officeScene.ts

@@ -87,6 +87,12 @@ import {
   type OfficeWalker,
   type OfficeWalkerOptions,
 } from "./officeWalker.ts";
+import {
+  createOfficeMediaPresentation,
+  type MediaSurfaceDescriptor,
+  type MediaSurfaceGrant,
+  type OfficeMediaPresentation,
+} from "../media/presentation.ts";
 import {
   createRobotLayer,
   type RobotLayer,
@@ -238,6 +244,11 @@ export interface OfficeScene extends StageScene {
   depth: Depth;
   /** Local walk-mode actor, or null when this scene was built as dollhouse-only. */
   walker: OfficeWalker | null;
+  /** Authored monitor/display props; contains no source locators. */
+  listMediaSurfaces(): MediaSurfaceDescriptor[];
+  /** Bind only a caller-owned texture plus the result of server authorization and opt-in. */
+  bindMediaSurface(screenId: string, grant: MediaSurfaceGrant, texture: THREE.VideoTexture): boolean;
+  clearMediaSurface(screenId: string): boolean;
   /** The pack's viewpoints, as the thing a legend prints and `flyTo` is keyed on. */
   views: View[];
   flyTo(viewId: string): void;
@@ -474,6 +485,8 @@ export function createOfficeScene(office: Office, options: OfficeSceneOptions):
     ...(options.registry ? { registry: options.registry } : {}),
     ...(options.colorFor ? { colorFor: options.colorFor } : {}),
   });
+  const mediaSurfaces: OfficeMediaPresentation = createOfficeMediaPresentation(plan, furnishings.group);
+  scene.add(mediaSurfaces.group);
 
   /**
    * The ceiling, made switchable.
@@ -765,6 +778,9 @@ export function createOfficeScene(office: Office, options: OfficeSceneOptions):
     plan,
     depth,
     walker: officeWalker,
+    listMediaSurfaces: () => mediaSurfaces.list(),
+    bindMediaSurface: (screenId, grant, texture) => mediaSurfaces.bind(screenId, grant, texture),
+    clearMediaSurface: (screenId) => mediaSurfaces.clear(screenId),
     views,
     // A public office anchors nothing, because it has nobody to anchor. The
     // empty map is this scene's own rather than a shared module-level one: an
@@ -831,6 +847,7 @@ export function createOfficeScene(office: Office, options: OfficeSceneOptions):
       luminaires.tick(dt);
     },
     dispose() {
+      mediaSurfaces.dispose();
       officeWalker?.dispose();
       robots?.dispose();
       luminaires.dispose();