refactor(preact): Drop preact-ssr-prepass in favor of `renderToStri…

…ngAsync` (#11464)

.changeset/few-candles-warn.md

@@ -0,0 +1,5 @@
+---
+'@astrojs/preact': patch
+---
+
+Swap out `preact-ssr-prepass` for `renderToStringAsync` from `preact-render-to-string`

packages/integrations/preact/package.json

@@ -40,8 +40,7 @@
     "@preact/preset-vite": "2.8.2",
     "@preact/signals": "^1.3.0",
     "babel-plugin-transform-hook-names": "^1.0.2",
-    "preact-render-to-string": "~6.3.1",
-    "preact-ssr-prepass": "^1.2.2"
+    "preact-render-to-string": "^6.5.5"
   },
   "devDependencies": {
     "astro": "workspace:*",

packages/integrations/preact/src/server.ts

@@ -1,7 +1,6 @@
 import type { AstroComponentMetadata, NamedSSRLoadedRendererValue } from 'astro';
 import { Component as BaseComponent, type VNode, h } from 'preact';
-import { render } from 'preact-render-to-string';
-import prepass from 'preact-ssr-prepass';
+import { renderToStringAsync } from 'preact-render-to-string';
 import { getContext } from './context.js';
 import { restoreSignalsOnProps, serializeSignals } from './signals.js';
 import StaticHtml from './static-html.js';
@@ -89,8 +88,7 @@ async function renderToStaticMarkup(
 			: children
 	);
 
-	await prepass(vNode);
-	const html = render(vNode);
+	const html = await renderToStringAsync(vNode);
 	return { attrs, html };
 }