From db17f2d95a231d3048793420fd49373d0a3c8937 Mon Sep 17 00:00:00 2001
From: Michel Betancourt <michelbetancourt23@gmail.com>
Date: Tue, 9 Jun 2026 12:04:50 -0400
Subject: [PATCH] fix(preview): rewrite inline module scripts in proxy HTML
 responses (#1470)

Co-authored-by: mdbetancourt <mdbetancourt@users.noreply.github.com>
Co-authored-by: Bohdan Triapitsyn <artmore@protonmail.com>
---
 packages/web/server/lib/preview/proxy-runtime.js |  2 +-
 .../web/server/lib/preview/proxy-runtime.test.js | 16 ++++++++++++++++
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/packages/web/server/lib/preview/proxy-runtime.js b/packages/web/server/lib/preview/proxy-runtime.js
index f02c8387..83ae60d2 100644
--- a/packages/web/server/lib/preview/proxy-runtime.js
+++ b/packages/web/server/lib/preview/proxy-runtime.js
@@ -194,7 +194,7 @@ export const classifyPreviewNavigation = ({ url, currentUrl, targetOrigin }) =>
   return { action: 'external', url: parsed.toString() };
 };
 
-  const PREVIEW_BRIDGE_SCRIPT = String.raw`(() => {
+const PREVIEW_BRIDGE_SCRIPT = String.raw`(() => {
   if (window.__openchamberPreviewBridgeInstalled) return;
   window.__openchamberPreviewBridgeInstalled = true;
 
diff --git a/packages/web/server/lib/preview/proxy-runtime.test.js b/packages/web/server/lib/preview/proxy-runtime.test.js
index 1f38add6..aa199441 100644
--- a/packages/web/server/lib/preview/proxy-runtime.test.js
+++ b/packages/web/server/lib/preview/proxy-runtime.test.js
@@ -146,11 +146,27 @@ describe('preview body URL rewriting', () => {
       'import RefreshRuntime from "/@react-refresh";',
       'window.__vite_plugin_react_preamble_installed__ = true;',
       '</script>',
+      '<script type=module>',
+      'import { injectIntoGlobalHook } from "/@react-refresh";',
+      'import value from "/module.js";',
+      'const url = "/api/data";',
+      '</script>',
+      '<script type=\'module\'>',
+      'import "/entry.js";',
+      '</script>',
+      '<script type="text/javascript">',
+      'import "/not-rewritten.js";',
+      '</script>',
       '<script>const refreshUrl = "/@react-refresh";</script>',
     ].join('');
     const output = rewrite(input, 'html');
 
     expect(output).toContain('from "/api/preview/proxy/abc123/@react-refresh"');
+    expect(output).toContain('import { injectIntoGlobalHook } from "/api/preview/proxy/abc123/@react-refresh";');
+    expect(output).toContain('import value from "/api/preview/proxy/abc123/module.js";');
+    expect(output).toContain('const url = "/api/data";');
+    expect(output).toContain('import "/api/preview/proxy/abc123/entry.js";');
+    expect(output).toContain('import "/not-rewritten.js";');
     expect(output).toContain('window.__vite_plugin_react_preamble_installed__ = true;');
     expect(output).toContain('const refreshUrl = "/@react-refresh";');
   });