fix(product-launch): consolidate media brand and audio contracts (#2408)

* fix(product-launch): preserve hoisted media offsets

* fix(product-launch): preserve brand font and accent roles

* fix(product-launch): honor TTS provider selection

* fix(product-launch): preserve approved video geometry

* fix(skills): enforce media geometry and font classification

* fix(skills): align secondary brand accents

skills/product-launch-video/scripts/audio.mjs

@@ -124,6 +124,7 @@ function runGenerate(argv) {
   const scriptPath = resolve(flag(argv, "script", join(hyperframesDir, "SCRIPT.md")));
   const outPath = resolve(flag(argv, "out", join(hyperframesDir, "audio_meta.json")));
   const userVoice = flag(argv, "voice", null);
+  const provider = flag(argv, "provider", process.env.HF_TTS_PROVIDER || "auto");
   const speed = Number(flag(argv, "speed", "1.0")) || 1.0;
 
   if (!existsSync(storyboardPath)) die(`STORYBOARD.md not found at ${storyboardPath}`);
@@ -142,7 +143,7 @@ function runGenerate(argv) {
   // strict here (no wait-bgm step downstream).
   const query = (g.extra && g.extra.music) || g.message || g.arc || "calm cinematic underscore";
   const request = {
-    provider: "auto",
+    provider,
     speed,
     lines,
     bgm: { mode: "retrieve", query, blob: g.message || "", arc: g.arc || "" },