Add HyperFrames skills

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

.agents/skills/pr-to-video/scripts/preflight.mjs

@@ -0,0 +1,38 @@
+#!/usr/bin/env node
+
+import { spawnSync } from "node:child_process";
+import { isMainModule } from "./lib/main-module.mjs";
+
+export function hasCliCommand(helpText, command) {
+  const escaped = command.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
+  return new RegExp(`^\\s+${escaped}(?:\\s+|$)`, "m").test(String(helpText));
+}
+
+export function runCliPreflight({ command = "check", spawn = spawnSync } = {}) {
+  const result = spawn("npx", ["hyperframes", "--help"], {
+    encoding: "utf8",
+    shell: process.platform === "win32",
+  });
+  const output = `${result.stdout ?? ""}\n${result.stderr ?? ""}`;
+  if (result.status !== 0) {
+    throw new Error(`unable to inspect HyperFrames CLI capabilities\n${output.trim()}`);
+  }
+  if (!hasCliCommand(output, command)) {
+    throw new Error(
+      `the installed HyperFrames CLI does not provide \`${command}\`, but the current pr-to-video skill requires it. Upgrade the CLI before starting frame work.`,
+    );
+  }
+  return true;
+}
+
+function main() {
+  try {
+    runCliPreflight();
+    console.log("✓ pr-to-video preflight: required CLI capabilities are available");
+  } catch (error) {
+    console.error(`✗ pr-to-video preflight: ${error.message}`);
+    process.exit(1);
+  }
+}
+
+if (isMainModule(import.meta.url)) main();