Add portable Windows desktop downloads and release uploads

app/downloads/page.tsx

@@ -3,6 +3,7 @@ import { Header, Footer } from "@/components/Shell";
 import { Blocks, Server, Download, ExternalLink } from "lucide-react";
 import { existsSync } from "node:fs";
 import Link from "next/link";
+import desktopRelease from "@/shared/desktop-release.json";
 const release = "0.1.3";
 const versions = ["1.21.11", "26.1", "26.2"];
 export const dynamic = "force-dynamic";
@@ -14,6 +15,34 @@ export default async function Downloads() {
     <>
       <Header />
       <main className="section page-content">
+        <article className="tool-card" style={{ marginBottom: 40 }}>
+          <span className="eyebrow">{t("MINEGEO DESKTOP")}</span>
+          <h2>{t("Your next expedition, on your desktop.")}</h2>
+          <p className="muted">
+            {t(
+              "Download the portable app, run the EXE, and start exploring. No installation needed.",
+            )}
+          </p>
+          <a className="button primary" href={desktopRelease.file} download>
+            <Download size={16} /> {t("Download for Windows")}
+          </a>
+          <p className="muted" style={{ marginTop: 16 }}>
+            {t(
+              "Windows 10/11 · 64-bit · Version {version} · Internet required",
+              { version: desktopRelease.version },
+            )}
+          </p>
+          <p className="muted">
+            {t(
+              "The app connects to minegeo.vercel.app and keeps you signed in on this device.",
+            )}
+          </p>
+          <p className="muted">
+            {t(
+              "This release is unsigned. Windows may show a publisher warning when you open it.",
+            )}
+          </p>
+        </article>
         <span className="eyebrow">
           {t("MADE FOR THE PEOPLE WHO KNOW THEIR WORLDS")}
         </span>