From 097ed32f119f6612f63ecdcac73c9e81f813beb5 Mon Sep 17 00:00:00 2001
From: aedes <plognity@gmail.com>
Date: Tue, 21 Apr 2026 17:07:05 +0300
Subject: [PATCH] feat: rewrite CSS url() paths in proxy so backgrounds load

---
 server.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/server.js b/server.js
index 675ce39..bddd008 100644
--- a/server.js
+++ b/server.js
@@ -177,6 +177,10 @@ app.get('/proxy/*', async (req, res) => {
             // inject a <base> so unrewritten relative URLs default to proxy root
             html = html.replace(/<head[^>]*>/i, m => m + '\n<base href="/proxy/">');
             res.send(html);
+        } else if (ct.includes('text/css')) {
+            let css = await r.text();
+            css = css.replace(/url\(\s*(["']?)\/(?!\/)/g, 'url($1https://student.sechenov.ru/');
+            res.send(css);
         } else {
             // stream binary/text as-is
             const buf = Buffer.from(await r.arrayBuffer());