feat(desktop-wake): add WeCom UIA warm-tree and ship n2-wake in 1.2.3

Expose ensure_ui_ready via DuiLib GetAccessible inject path; package x86 native helpers for host/skill consumers.

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

src/jiangchang_desktop_wake/errors.py

@@ -0,0 +1,30 @@
+"""桌面 Provider 暖树错误码（stdout / 异常消息前缀）。"""
+
+from __future__ import annotations
+
+ERR_WINDOW_NOT_FOUND = "ERROR:WINDOW_NOT_FOUND"
+ERR_UIA_UNAVAILABLE = "ERROR:UIA_UNAVAILABLE"
+ERR_PROVIDER_COLD = "ERROR:PROVIDER_COLD"
+ERR_WAKE_FAILED = "ERROR:WAKE_FAILED"
+ERR_UNSUPPORTED_OS = "ERROR:UNSUPPORTED_OS"
+ERR_PROFILE_NOT_FOUND = "ERROR:PROFILE_NOT_FOUND"
+
+__all__ = [
+    "ERR_WINDOW_NOT_FOUND",
+    "ERR_UIA_UNAVAILABLE",
+    "ERR_PROVIDER_COLD",
+    "ERR_WAKE_FAILED",
+    "ERR_UNSUPPORTED_OS",
+    "ERR_PROFILE_NOT_FOUND",
+    "DesktopWakeError",
+]
+
+
+class DesktopWakeError(RuntimeError):
+    """暖树失败；``code`` 为稳定错误码（无 ERROR: 前缀）。"""
+
+    def __init__(self, code: str, message: str):
+        self.code = code
+        self.message = message
+        prefix = code if code.startswith("ERROR:") else f"ERROR:{code}"
+        super().__init__(f"{prefix}: {message}")