feat(web): add Desktop download entry to landing page (#1093)

Add a "Download Desktop" button in the hero section alongside the
existing CTA and GitHub buttons, linking to the latest GitHub release.
Also add a Desktop link in the footer product group for both EN and ZH.

apps/web/features/landing/components/landing-hero.tsx

@@ -44,6 +44,28 @@ export function LandingHero() {
               <Link href={user ? "/" : "/login"} className={heroButtonClassName("solid")}>
                 {user ? t.header.dashboard : t.hero.cta}
               </Link>
+              <Link
+                href="https://github.com/multica-ai/multica/releases/latest"
+                target="_blank"
+                rel="noreferrer"
+                className={heroButtonClassName("ghost")}
+              >
+                <svg
+                  viewBox="0 0 24 24"
+                  fill="none"
+                  stroke="currentColor"
+                  strokeWidth="2"
+                  strokeLinecap="round"
+                  strokeLinejoin="round"
+                  className="size-4"
+                  aria-hidden="true"
+                >
+                  <rect x="2" y="3" width="20" height="14" rx="2" ry="2" />
+                  <line x1="8" y1="21" x2="16" y2="21" />
+                  <line x1="12" y1="17" x2="12" y2="21" />
+                </svg>
+                {t.hero.downloadDesktop}
+              </Link>
               <Link
                 href={githubUrl}
                 target="_blank"

apps/web/features/landing/i18n/en.ts

@@ -14,6 +14,7 @@ export const en: LandingDict = {
     subheading:
       "Multica is an open-source platform that turns coding agents into real teammates. Assign tasks, track progress, compound skills \u2014 manage your human + agent workforce in one place.",
     cta: "Start free trial",
+    downloadDesktop: "Download Desktop",
     worksWith: "Works with",
     imageAlt: "Multica board view \u2014 issues managed by humans and agents",
   },
@@ -223,6 +224,7 @@ export const en: LandingDict = {
           { label: "Features", href: "#features" },
           { label: "How it Works", href: "#how-it-works" },
           { label: "Changelog", href: "/changelog" },
+          { label: "Desktop", href: "https://github.com/multica-ai/multica/releases/latest" },
         ],
       },
       resources: {

apps/web/features/landing/i18n/types.ts

@@ -26,6 +26,7 @@ export type LandingDict = {
     headlineLine2: string;
     subheading: string;
     cta: string;
+    downloadDesktop: string;
     worksWith: string;
     imageAlt: string;
   };

apps/web/features/landing/i18n/zh.ts

@@ -13,8 +13,9 @@ export const zh: LandingDict = {
     headlineLine2: "\u4e0d\u662f\u4eba\u7c7b\u3002",
     subheading:
       "Multica \u662f\u4e00\u4e2a\u5f00\u6e90\u5e73\u53f0\uff0c\u5c06\u7f16\u7801 Agent \u53d8\u6210\u771f\u6b63\u7684\u961f\u53cb\u3002\u5206\u914d\u4efb\u52a1\u3001\u8ddf\u8e2a\u8fdb\u5ea6\u3001\u79ef\u7d2f\u6280\u80fd\u2014\u2014\u5728\u4e00\u4e2a\u5730\u65b9\u7ba1\u7406\u4f60\u7684\u4eba\u7c7b + Agent \u56e2\u961f\u3002",
-    cta: "\u514d\u8d39\u5f00\u59cb",
-    worksWith: "\u652f\u6301",
+    cta: "免费开始",
+    downloadDesktop: "下载桌面端",
+    worksWith: "支持",
     imageAlt: "Multica \u770b\u677f\u89c6\u56fe\u2014\u2014\u4eba\u7c7b\u548c Agent \u534f\u540c\u7ba1\u7406\u4efb\u52a1",
   },
 
@@ -222,7 +223,8 @@ export const zh: LandingDict = {
         links: [
           { label: "\u529f\u80fd\u7279\u6027", href: "#features" },
           { label: "\u5982\u4f55\u5de5\u4f5c", href: "#how-it-works" },
-          { label: "\u66f4\u65b0\u65e5\u5fd7", href: "/changelog" },
+          { label: "更新日志", href: "/changelog" },
+          { label: "桌面端", href: "https://github.com/multica-ai/multica/releases/latest" },
         ],
       },
       resources: {