feat: license page uses per-customer client token wording.

Align redeem/validate UX with per-code tokens from the auth server.

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

lib/license/license_lib.py

@@ -72,16 +72,16 @@ def client_key() -> str:
 
 
 def set_client_api_key(key: str) -> dict[str, Any]:
-    """保存用户在授权页填写的 CLIENT_API_KEY（写入 license_state.json）。"""
+    """保存用户在授权页填写的客户密钥 / client token（写入 license_state.json）。"""
     key = (key or "").strip()
     if len(key) < 8:
-        return {"ok": False, "message": "CLIENT_API_KEY 太短"}
+        return {"ok": False, "message": "客户密钥太短"}
     with _lock:
         st = _read_state()
         st["client_api_key"] = key
         _write_state(st)
     os.environ["LICENSE_CLIENT_KEY"] = key
-    return {"ok": True, "message": "CLIENT_API_KEY 已保存"}
+    return {"ok": True, "message": "客户密钥已保存"}
 
 
 def offline_grace_hours() -> float:
@@ -180,7 +180,7 @@ def _parse_expires_at(value: str | None) -> float | None:
 def _http_json(method: str, path: str, body: dict[str, Any]) -> dict[str, Any]:
     key = client_key()
     if not key:
-        return {"ok": False, "message": "未配置 CLIENT_API_KEY。请在软件授权页填写卖家提供的密钥，或在 license.env 中设置 LICENSE_CLIENT_KEY。"}
+        return {"ok": False, "message": "未配置客户密钥。请在软件授权页填写卖家提供的客户密钥（与激活码一起发放）。"}
     url = f"{api_base_url()}{path}"
     payload = json.dumps(body).encode("utf-8")
     req = Request(
@@ -221,7 +221,7 @@ def redeem_code(code: str, client_api_key: str | None = None) -> dict[str, Any]:
     if not client_key():
         return {
             "ok": False,
-            "message": "请先填写 CLIENT_API_KEY（向卖家索取，与授权站后台「系统设置」中的密钥一致）",
+            "message": "请先填写客户密钥（与激活码一起由卖家提供；续费时可留空沿用本地已保存的密钥）",
         }
     device_id = get_device_id()
     result = _http_json("POST", "/v1/redeem", {"device_id": device_id, "code": code})