fix: fix signPsbt

Author: slient-coder

src/background/controller/provider/controller.ts

@@ -181,8 +181,8 @@ class ProviderController extends BaseController {
     req.data.params.psbtHex = formatPsbtHex(psbtHex);
   }])
   signPsbt = async ({ data: { params: { psbtHex, options } }, approvalRes }) => {
-    if (approvalRes.psbtHex) {
-      return approvalRes.psbtHex
+    if (approvalRes?.signedPsbtHex) {
+      return approvalRes.signedPsbtHex
     }
     const networkType = wallet.getNetworkType()
     const psbtNetwork = toPsbtNetwork(networkType)

src/ui/pages/Approval/components/SignPsbt/index.tsx

@@ -588,9 +588,14 @@ export default function SignPsbt({
 
   if (!handleConfirm) {
     handleConfirm = (res) => {
-      resolveApproval({
-        psbtHex: (res ?? txInfo).psbtHex
-      });
+      if (res) {
+        resolveApproval({
+          // signed by hardware wallet
+          signedPsbtHex: res.psbtHex
+        });
+      } else {
+        resolveApproval();
+      }
     };
   }