Fix/deeplink (#511)

Author: soheimam

docs/mini-apps/core-concepts/authentication.mdx

@@ -30,7 +30,7 @@ export function App() {
 
   async function signIn() {
     try {
-      const { token } = await sdk.actions.quickAuth();
+      const { token } = await sdk.quickAuth.getToken();
       setToken(token);
 
       // Use the token to authenticate the user and fetch authenticated user data

docs/mini-apps/core-concepts/navigation.mdx

@@ -243,3 +243,13 @@ const ConditionalNavigation = () => {
 };
 ```
 
+## Launching Mini Apps from External Sources
+
+### Deeplink Protocol
+Use the `cbwallet://miniapp?url=[YOUR_MINI_APP]` to launch your mini app directly from external sources like websites, QR codes, or other applications.
+
+```HTML
+<a href="cbwallet://miniapp?url=https://yourminiapp.com">
+  Launch Mini App
+</a>
+```