feat: update file download url

pkg/platform/sources/gewechat.py

@@ -86,11 +86,11 @@ class GewechatMessageConverter(adapter.MessageConverter):
             try:
                 base64_str, image_format = await image.get_gewechat_image_base64(
                     gewechat_url=self.config["gewechat_url"],
+                    gewechat_file_url=self.config["gewechat_file_url"]
                     app_id=self.config["app_id"],
                     xml_content=image_xml,
                     token=self.config["token"],
                     image_type=2,
-                    download_image_port=self.config["gewechat_downloadImage_port"]
                 )
 
                 return platform_message.MessageChain([

pkg/platform/sources/gewechat.yaml

@@ -17,13 +17,13 @@ spec:
       type: string
       required: true
       default: ""
-    - name: gewechat_downloadImage_port
+    - name: gewechat_file_url
       label:
-        en_US: GeWeChat download image port
-        zh_CN: GeWeChat 下载图片的端口
-      type: int
+        en_US: GeWeChat file download URL
+        zh_CN: GeWeChat 文件下载URL
+      type: string
       required: true
-      default: 2532
+      default: ""
     - name: port
       label:
         en_US: Port