feat(browser): move PCM feed ownership into the SDK

NOTICE

@@ -1,3 +1,13 @@
 Miso Engine
 
 This product includes software developed by the Miso Engine contributors.
+
+The browser PCM feed ring and attachment sources are adapted from
+misofm/engine-web-adapter at commit 63b4ee6212287000ff85e1cfa969d385f6246d2d.
+The MSB1 writer source was adapted from misofm/engine at commit
+bd7f330a9773ce43bb077f0e6d5c8fc30fe9e27c.
+The MSB1 allocation/reader contract and AudioWorklet feed prelude/attach
+mechanism were adapted from misofm/app at commit
+7485693e9bbcf2f65a91a4e5950e22d678d99062.
+The TypeScript ring/feed move and packaged asset are retained under the
+engine-web-adapter lineage above; this notice applies to both sources.

sdk/codegen/stage-package.mjs

@@ -61,4 +61,9 @@ await copyFile(
   resolve(sdkRoot, "dist", "browser", "shipped-host.d.ts"),
 );
 await copyFile(resolve(repoRoot, "LICENSE"), resolve(sdkRoot, "dist", "LICENSE"));
+await copyFile(
+  resolve(sdkRoot, "src", "browser-assets", "miso-engine-v1-pcm-feed-worklet.js"),
+  resolve(destination, "miso-engine-v1-pcm-feed-worklet.js"),
+);
+await copyFile(resolve(repoRoot, "NOTICE"), resolve(sdkRoot, "dist", "NOTICE"));
 console.log(`staged ${expected.length} Engine V1 artifacts and package manifest`);

sdk/src/assets.ts

@@ -28,6 +28,7 @@ export const BUNDLED_ENGINE_ASSETS = Object.freeze({
   parameterMetadata: new URL("./assets/miso-engine-v1-parameter-metadata.json", import.meta.url),
   abiLayout: new URL("./assets/miso-engine-v1-abi-layout.json", import.meta.url),
   manifest: new URL("./assets/miso-engine-v1-sdk-manifest.json", import.meta.url),
+  pcmFeedWorklet: new URL("./assets/miso-engine-v1-pcm-feed-worklet.js", import.meta.url),
 });
 
 export interface PackageAssetRecord {