feat: integrate mobile work chat and Gitea delivery

apps/web/src/routes/app/mobile/chat/page.tsx

@@ -8,5 +8,5 @@ export const meta = (_args: Route.MetaArgs) => [
 ];
 
 export default function MobileChatPage() {
-  return <MobileFlowPage screen="assistant-chat" />;
+  return <MobileFlowPage screen="stack-home" />;
 }

apps/web/src/routes/app/mobile/chat/work/page.tsx

@@ -0,0 +1,15 @@
+import { MobileFlowPage } from "@/components/mobile-workspace/mobile-flow-page";
+
+import type { Route } from "./+types/page";
+
+export const meta = (_args: Route.MetaArgs) => [
+  { title: "Work chat | Zopu" },
+  {
+    content: "Chat with Zopu in the context of a selected work unit",
+    name: "description",
+  },
+];
+
+export default function MobileWorkChatPage() {
+  return <MobileFlowPage screen="work-chat" />;
+}