From 3d7a44567b8973dff2daa100999a0755140bfa5d Mon Sep 17 00:00:00 2001
From: Florian Hammerschmidt <florianh89@gmail.com>
Date: Sat, 26 Sep 2026 16:44:39 +0200
Subject: [PATCH] fix: serve data for canonical documentation URLs

Copy prerendered route data to the trailing-slash paths requested by React Router so search results can navigate without decoding the HTML fallback.
---
 apps/docs/react-router.config.mjs | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/apps/docs/react-router.config.mjs b/apps/docs/react-router.config.mjs
index 1cbca953b..88725056f 100644
--- a/apps/docs/react-router.config.mjs
+++ b/apps/docs/react-router.config.mjs
@@ -19,6 +19,17 @@ export default {
     },
   },
   buildEnd: async () => {
+    // Cloudflare serves prerendered pages at trailing-slash URLs. React Router
+    // requests /page/_.data for those URLs, while prerendering emits /page.data.
+    for (const dataFile of fs.globSync("**/*.data", {
+      cwd: "./build/client",
+    })) {
+      const routeDir = `./build/client/${dataFile.slice(0, -".data".length)}`;
+      if (fs.existsSync(`${routeDir}/index.html`)) {
+        fs.copyFileSync(`./build/client/${dataFile}`, `${routeDir}/_.data`);
+      }
+    }
+
     fs.rmSync("./out", { recursive: true, force: true });
     fs.cpSync("./build/client", "./out", { recursive: true });
   },