feat: improve NodeCG runtime installation and relaunch behavior

scripts/copy-assets.mjs

@@ -1,15 +0,0 @@
-import { cpSync, existsSync, mkdirSync } from "node:fs";
-import path from "node:path";
-
-const root = process.cwd();
-const distStatic = path.join(root, "dist", "static");
-const sourceStatic = path.join(root, "static");
-
-mkdirSync(distStatic, { recursive: true });
-
-if (existsSync(sourceStatic)) {
-  cpSync(sourceStatic, distStatic, { recursive: true });
-  console.log("Copied static assets to dist/static");
-} else {
-  console.warn("No static folder found, skipping copy-assets step");
-}