[PayEmbed] Always connect to destination chain if available (#6967)

Author: joaquim-verges

.changeset/violet-areas-jump.md

@@ -0,0 +1,5 @@
+---
+"thirdweb": patch
+---
+
+Always connect to destination chain if available in PayEmbed

packages/thirdweb/src/react/web/ui/ConnectWallet/screens/Buy/BuyScreen.tsx

@@ -271,8 +271,8 @@ function BuyScreenContent(props: BuyScreenContentProps) {
       <WalletSwitcherConnectionScreen
         accountAbstraction={props.connectOptions?.accountAbstraction}
         appMetadata={props.connectOptions?.appMetadata}
-        chain={props.connectOptions?.chain}
-        chains={props.connectOptions?.chains}
+        chain={toChain || props.connectOptions?.chain}
+        chains={[toChain, ...(props.connectOptions?.chains || [])]}
         client={props.client}
         connectLocale={props.connectLocale}
         isEmbed={props.isEmbed}