Add automatic CPA Management API import after mint

Upload xai-*.json to POST /v0/management/auth-files when cpa_auto_import_remote is enabled. Failures are logged only and never block registration.

scripts/backfill_cpa_xai_from_accounts.py

@@ -25,6 +25,7 @@ if str(_ROOT) not in sys.path:
     sys.path.insert(0, str(_ROOT))
 
 from cpa_xai import existing_cpa_emails, mint_and_export, parse_accounts_file  # noqa: E402
+from cpa_export import maybe_import_cpa_auth_remote  # noqa: E402
 
 
 def main() -> int:
@@ -87,6 +88,7 @@ def main() -> int:
         help="Always open fresh Chromium (default)",
     )
     args = ap.parse_args()
+    args._register_cfg = {}
 
     if args.headless:
         args.headed = False
@@ -108,6 +110,7 @@ def main() -> int:
                     args.proxy = (cfg.get("cpa_proxy") or cfg.get("proxy") or "").strip()
                     if not args.cpa_dir:
                         args.cpa_dir = (cfg.get("cpa_hotload_dir") or "").strip()
+                    args._register_cfg = cfg
         except Exception as e:  # noqa: BLE001
             print(f"warn: read config proxy failed: {e}", flush=True)
     if not args.proxy:
@@ -176,6 +179,23 @@ def main() -> int:
                 shutil.copy2(src, dst)
                 os.chmod(dst, 0o600)
                 print(f"copied -> {dst}", flush=True)
+            # optional remote Management API import (config-gated; never fails the mint)
+            try:
+                reg_cfg = getattr(args, "_register_cfg", None) or {}
+                remote = maybe_import_cpa_auth_remote(
+                    r["path"],
+                    config=reg_cfg,
+                    log_callback=lambda m: print(m, flush=True),
+                )
+                if remote.get("ok"):
+                    print(
+                        f"remote import ok -> {remote.get('base')} name={remote.get('name')}",
+                        flush=True,
+                    )
+                elif not remote.get("skipped"):
+                    print(f"remote import failed: {remote.get('error')}", flush=True)
+            except Exception as e:  # noqa: BLE001
+                print(f"remote import unexpected error: {e}", flush=True)
         else:
             fail_n += 1
             if args.fail_log: