Show TRC20 USDT pay address on the license page.

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

lib/license/fastapi_gate.py

@@ -14,7 +14,10 @@ from lib.license.license_lib import (
     get_license_status,
     is_license_valid,
     redeem_code,
+    usdt_address,
+    usdt_network,
     validate_license,
+    wechat_id,
 )
 
 _TEMPLATE_PATH = Path(__file__).resolve().parent / "templates" / "license.html"
@@ -133,7 +136,9 @@ def install_license_middleware(app: FastAPI) -> None:
         filled = (
             html.replace("{{ device_id }}", get_device_id())
             .replace("{{ api_url }}", str(status.get("api_url") or ""))
-            .replace("{{ wechat }}", "dekun03")
+            .replace("{{ wechat }}", wechat_id())
+            .replace("{{ usdt_address }}", usdt_address())
+            .replace("{{ usdt_network }}", usdt_network())
             .replace("{{ message }}", msg)
             .replace("{{ error }}", err)
             .replace("{{ status_message }}", str(status.get("message") or ""))
@@ -150,7 +155,9 @@ def install_license_middleware(app: FastAPI) -> None:
                 message=msg,
                 error=err,
                 api_url=status.get("api_url") or "",
-                wechat="dekun03",
+                wechat=wechat_id(),
+                usdt_address=usdt_address(),
+                usdt_network=usdt_network(),
             )
         return HTMLResponse(filled)