refactor(react): await the all.html task on its own line

Assisted-by: Claude Opus 5.5 <noreply@anthropic.com>

Author: ovflowd

packages/react/src/html/generate.mjs

@@ -109,7 +109,9 @@ const buildPrograms = async ({ pages, all, outDir, config }) => {
     // site: minifying the Node.js docs' ~35MB `all.html` takes ~400MB and over
     // a second, for a page 2% smaller once compressed.
     if (all) {
-      tasks.unshift({ ...(await compile(all)), minify: false });
+      const allTask = await compile(all);
+
+      tasks.unshift({ ...allTask, minify: false });
     }
 
     htmlLogger.debug(`Compiled ${tasks.length} page programs`);