feat: 添加 Kiro 授权流程的 cookie 清理和重试机制，优化跨页面恢复

shared/flow-registry.js

@@ -53,6 +53,7 @@
         'openai-plus',
         'openai-phone',
         'openai-oauth',
+        'openai-step6',
       ],
       sources: {
         cpa: {
@@ -319,6 +320,11 @@
       label: 'OAuth',
       rowIds: ['row-oauth-flow-timeout', 'row-oauth-display'],
     },
+    'openai-step6': {
+      id: 'openai-step6',
+      label: '第六步',
+      rowIds: ['row-step6-cookie-settings'],
+    },
     'kiro-source-kiro-rs': {
       id: 'kiro-source-kiro-rs',
       label: 'kiro.rs 配置',