diff --git a/app/[locale]/layout.tsx b/app/[locale]/layout.tsx
index 474058a910..ad98adb908 100644
--- a/app/[locale]/layout.tsx
+++ b/app/[locale]/layout.tsx
@@ -12,10 +12,10 @@ import { ReactNode } from "react"
 import "./globals.css"
 
 const inter = Inter({ subsets: ["latin"] })
-const APP_NAME = "Chatbot UI"
-const APP_DEFAULT_TITLE = "Chatbot UI"
-const APP_TITLE_TEMPLATE = "%s - Chatbot UI"
-const APP_DESCRIPTION = "Chabot UI PWA!"
+const APP_NAME = "GarudaGPT"
+const APP_DEFAULT_TITLE = "GarudaGPT – Crop Assistant"
+const APP_TITLE_TEMPLATE = "%s – GarudaGPT"
+const APP_DESCRIPTION = "GarudaGPT is an AI-powered chatbot built to help farmers, agri-students, and experts with crop guidance, soil care, and pest control."
 
 interface RootLayoutProps {
   children: ReactNode
@@ -32,6 +32,9 @@ export const metadata: Metadata = {
   },
   description: APP_DESCRIPTION,
   manifest: "/manifest.json",
+  icons: {
+  icon: "/favicon.ico"
+},
   appleWebApp: {
     capable: true,
     statusBarStyle: "black",
diff --git a/lib/system-prompt.ts b/lib/system-prompt.ts
new file mode 100644
index 0000000000..74403f345b
--- /dev/null
+++ b/lib/system-prompt.ts
@@ -0,0 +1,5 @@
+export const DEFAULT_SYSTEM_PROMPT = `
+You are GarudaGPT, an agricultural expert AI assistant. 
+You answer only crop-related questions: irrigation, pests, fertilizers, soil care, crop diseases, and cultivation practices.
+Do not answer questions unrelated to agriculture. Use simple, farmer-friendly language.
+`;
diff --git a/public/favicon.ico b/public/favicon.ico
index 224b25a38f..f0f27a22d5 100644
Binary files a/public/favicon.ico and b/public/favicon.ico differ
diff --git a/public/icon-192x192.png b/public/icon-192x192.png
index 1b313d3c34..71812672fe 100644
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