Add Wormhole auto-kill so Interface 5 can be claimed

Cable autorun holds IF5; kill on launch/connect and via GUI button/CLI.

Co-authored-by: Cursor <cursoragent@cursor.com>

juc500_xfer/cli.py

@@ -11,6 +11,7 @@ from pathlib import Path
 from . import __version__
 from .protocol import Session
 from .usb_link import list_devices, Juc500Link, doctor
+from .wormhole_kill import kill_wormhole_processes, wormhole_status
 
 
 def _progress(prefix: str):
@@ -61,12 +62,29 @@ def cmd_doctor(_args: argparse.Namespace) -> int:
         print("Windows PnP VID_0711:")
         for row in rep.pnp_vid0711:
             print(f"  - {row}")
+    wh = wormhole_status()
+    print(f"Wormhole 프로세스: {wh['count']} — {wh['message']}")
+    for p in wh.get("processes") or []:
+        print(f"  - {p.get('name')} pid={p.get('pid')}")
     print("안내:")
     for h in rep.hints:
         print(f"  * {h}")
     return 0 if rep.ok else 1
 
 
+def cmd_kill_wormhole(_args: argparse.Namespace) -> int:
+    result = kill_wormhole_processes(force=True)
+    print(result.get("message") or "")
+    if result.get("killed"):
+        for p in result["killed"]:
+            print(f"  종료: {p.get('name')} pid={p.get('pid')}")
+    if result.get("remaining"):
+        for p in result["remaining"]:
+            print(f"  잔여: {p.get('name')} pid={p.get('pid')}")
+        return 1
+    return 0
+
+
 def cmd_probe(args: argparse.Namespace) -> int:
     with Juc500Link(serial=args.serial) as link:
         print(f"열림: serial={link.serial!r}")
@@ -143,6 +161,9 @@ def build_parser() -> argparse.ArgumentParser:
     s = sub.add_parser("doctor", help="USB/libusb/WinUSB 진단")
     s.set_defaults(func=cmd_doctor)
 
+    s = sub.add_parser("kill-wormhole", help="공식 Wormhole/GoBridge 프로세스 종료")
+    s.set_defaults(func=cmd_kill_wormhole)
+
     s = sub.add_parser("probe", help="USB 인터페이스 점유 및 송수신 프로브")
     s.add_argument("--serial", default=None)
     s.set_defaults(func=cmd_probe)