chore(video): rename sidecar to video-renderer + add system ffmpeg for HyperFrames

video-renderer/package.json

@@ -0,0 +1,22 @@
+{
+  "name": "video-renderer",
+  "version": "1.0.0",
+  "private": true,
+  "packageManager": "pnpm@11.10.0",
+  "description": "Sidecar HTTP service: untars a motion/ composition source, renders one MP4 cut with HyperFrames, and streams the bytes back. Credential-free, git-free — reads only what it's POSTed.",
+  "type": "module",
+  "engines": {
+    "node": ">=22.13"
+  },
+  "scripts": {
+    "start": "node server.js"
+  },
+  "dependencies": {
+    "@hyperframes/engine": "^0.7.36",
+    "@hyperframes/producer": "^0.7.36",
+    "express": "^5.0.0",
+    "express-rate-limit": "^8.5.2",
+    "multer": "^2.0.0",
+    "tar": "^7.0.0"
+  }
+}