fix(website): fetch desktop version from latest GitHub release

The download page was showing pre-release versions because it read
the version directly from package.json. Now fetches the latest
non-prerelease from the GitHub Releases API at build time, with
fallback to package.json for local dev.

packages/website/src/downloads.tsx

@@ -1,7 +1,10 @@
 import * as React from "react";
 import websitePackage from "../package.json";
 
-export const desktopVersion = websitePackage.version;
+declare const __DESKTOP_VERSION__: string | undefined;
+
+export const desktopVersion =
+  typeof __DESKTOP_VERSION__ !== "undefined" ? __DESKTOP_VERSION__ : websitePackage.version;
 export const releaseBase = `https://github.com/getpaseo/paseo/releases/download/v${desktopVersion}`;
 export const macAppleSiliconDownloadUrl = `${releaseBase}/Paseo-${desktopVersion}-arm64.dmg`;
 export const macIntelDownloadUrl = `${releaseBase}/Paseo-${desktopVersion}-x64.dmg`;

packages/website/vite.config.ts

@@ -1,5 +1,5 @@
 import path from "node:path";
-import { defineConfig } from "vite";
+import { defineConfig, type UserConfig } from "vite";
 import tsConfigPaths from "vite-tsconfig-paths";
 import { tanstackStart } from "@tanstack/react-start/plugin/vite";
 import { cloudflare } from "@cloudflare/vite-plugin";
@@ -28,7 +28,27 @@ const sitemapPages = [
   path: routePath,
 }));
 
-export default defineConfig({
+async function fetchLatestReleaseVersion(): Promise<string | undefined> {
+  try {
+    const res = await fetch(
+      "https://api.github.com/repos/getpaseo/paseo/releases/latest",
+      { headers: { Accept: "application/vnd.github+json" }, signal: AbortSignal.timeout(5000) },
+    );
+    if (!res.ok) return undefined;
+    const data = (await res.json()) as { tag_name: string };
+    return data.tag_name.replace(/^v/, "");
+  } catch {
+    return undefined;
+  }
+}
+
+export default defineConfig(async (): Promise<UserConfig> => {
+  const latestVersion = await fetchLatestReleaseVersion();
+
+  return {
+    define: {
+      ...(latestVersion && { __DESKTOP_VERSION__: JSON.stringify(latestVersion) }),
+    },
     server: {
       port: 8082,
       fs: {
@@ -47,4 +67,5 @@ export default defineConfig({
       react(),
       tailwindcss(),
     ],
+  };
 });