Add HyperFrames skills

Co-Authored-By: Claude Sonnet 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_011h6NB8JQtfPc6eRCefEzBB

.agents/skills/talking-head-recut/media-contract.test.mjs

@@ -0,0 +1,24 @@
+import assert from "node:assert/strict";
+import { readFileSync } from "node:fs";
+import test from "node:test";
+
+const skill = readFileSync(new URL("./SKILL.md", import.meta.url), "utf8");
+
+function findTag(tagName, id) {
+  const match = skill.match(new RegExp(`<${tagName}\\b[^>]*\\bid="${id}"[^>]*>`, "i"));
+  assert.ok(match, `expected <${tagName} id="${id}"> in the canonical composition`);
+  return match[0];
+}
+
+function readAttribute(tag, attribute) {
+  const match = tag.match(new RegExp(`\\b${attribute}="([^"]+)"`, "i"));
+  assert.ok(match, `expected ${attribute} on ${tag}`);
+  return match[1];
+}
+
+test("canonical composition keeps the source program audio on the video", () => {
+  const video = findTag("video", "bg-video");
+  assert.doesNotMatch(video, /\bmuted\b/);
+  assert.equal(readAttribute(video, "data-has-audio"), "true");
+  assert.doesNotMatch(skill, /<audio\b[^>]*\bid="source-audio"/);
+});