Add bblbb mail provider and CPA push queue; sync runtime artifacts.

Switch default email provider to mail.bblbb.com, queue failed CPA auth pushes for retry, and refresh local auth/account outputs.

config.json

@@ -44,8 +44,12 @@
     "mint_proxy": "",
     "mint_timeout_sec": 300,
     "mint_required": false,
-    "email_provider": "cloudflare",
-    "defaultDomains": "baoxia.top",
+    "email_provider": "bblbb",
+    "bblbb_api_base": "https://mail.bblbb.com",
+    "bblbb_api_key": "89cb0a30c899f9882e98890cd8cd9c6a",
+    "bblbb_domain": "mail.bblbb.com",
+    "bblbb_poll_interval": 2.0,
+    "defaultDomains": "mail.bblbb.com",
     "cf_worker_domains": "",
     "gmail_worker_enabled": false,
     "gmail_worker_url": "https://grok-xai-mail-codes.nopjcn.workers.dev",