refactor: remove VLESS/Xray, Hy2-only stack

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

panel/app.py

@@ -27,7 +27,6 @@ from stats import collect_node_stats
 ROOT = Path(os.environ.get("JIEDIAN_ROOT", Path(__file__).resolve().parents[1]))
 SECRET_FILE = ROOT / "data" / ".panel_secret"
 RENDER_SCRIPT = ROOT / "scripts" / "render-server.py"
-RENDER_XRAY_SCRIPT = ROOT / "scripts" / "render-xray.py"
 _apply_lock = threading.Lock()
 
 
@@ -114,24 +113,9 @@ def render_singbox_config() -> tuple[bool, str]:
     return True, "ok"
 
 
-def render_xray_config() -> tuple[bool, str]:
-    env = os.environ.copy()
-    env["JIEDIAN_ROOT"] = str(ROOT)
-    proc = subprocess.run(
-        ["python3", str(RENDER_XRAY_SCRIPT)],
-        capture_output=True,
-        text=True,
-        env=env,
-    )
-    if proc.returncode != 0:
-        return False, proc.stderr or proc.stdout or "Xray 配置生成失败"
-    return True, "ok"
-
-
-def restart_services_async() -> None:
-    """后台重启 sing-box 与 Xray。"""
+def restart_singbox_async() -> None:
     subprocess.Popen(
-        ["systemctl", "restart", "xray", "sing-box"],
+        ["systemctl", "restart", "sing-box"],
         stdout=subprocess.DEVNULL,
         stderr=subprocess.DEVNULL,
     )
@@ -141,17 +125,10 @@ def apply_singbox() -> tuple[bool, str]:
     ok, msg = render_singbox_config()
     if not ok:
         return False, msg
-    ok, msg = render_xray_config()
-    if not ok:
-        return False, msg
-    restart_services_async()
+    restart_singbox_async()
     return True, "ok"
 
 
-def restart_singbox_async() -> None:
-    restart_services_async()
-
-
 def apply_singbox_background(on_fail=None) -> None:
     """后台生成配置并重启 sing-box，避免阻塞 HTTP 请求导致 Nginx 503。"""