Fix dynamic auth tail node propagation

background/steps/fetch-login-code.js

@@ -212,7 +212,10 @@
         {
           type: 'SUBMIT_ADD_EMAIL',
           source: 'background',
-          payload: { email: resolvedEmail },
+          payload: {
+            email: resolvedEmail,
+            nodeId: state?.nodeId || activeFetchLoginCodeStepKey || 'fetch-login-code',
+          },
         },
         {
           timeoutMs,

background/steps/oauth-login.js

@@ -307,7 +307,7 @@
             'signup-page',
             {
               type: 'EXECUTE_NODE',
-              nodeId: 'oauth-login',
+              nodeId: state?.nodeId || 'oauth-login',
               step: 7,
               source: 'background',
               payload: {

background/steps/platform-verify.js

@@ -94,15 +94,15 @@
       }
 
       const code = normalizeString(parsed.searchParams.get('code'));
-      const state = normalizeString(parsed.searchParams.get('state'));
-      if (!code || !state) {
+      const oauthState = normalizeString(parsed.searchParams.get('state'));
+      if (!code || !oauthState) {
         throw new Error(`步骤 ${platformVerifyStep} 捕获到的 localhost OAuth 回调地址缺少 code 或 state，请重新执行步骤 ${confirmOauthStep}。`);
       }
 
       return {
         url: parsed.toString(),
         code,
-        state,
+        state: oauthState,
       };
     }