diff --git a/.gitignore b/.gitignore
index 505a3b1..fdfdcef 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,6 @@ wheels/
 
 # Virtual environments
 .venv
+
+n8n_video_gen_gui.*
+n8n_video_gen_gui.exe
\ No newline at end of file
diff --git a/n8n_video_gen_gui.py b/n8n_video_gen_gui.py
index e035f5a..439165c 100644
--- a/n8n_video_gen_gui.py
+++ b/n8n_video_gen_gui.py
@@ -39,7 +39,7 @@ DEFAULT_SELECTED_TEMPLATES = ["妩媚眼神"]
 DEFAULT_OUTPUT = ""
 
 # --- API & S3 配置 ---
-HOST = "http://192.168.0.148:5678"
+HOST = "https://n8n.bowong.cc"
 AWS_ACCESS_KEY_ID = "AKIAYRH5NGRSWHN2L4M6"
 AWS_SECRET_ACCESS_KEY = "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"
 S3_BUCKET = "modal-media-cache"
@@ -974,13 +974,24 @@ class VideoGeneratorGUI(QWidget):
         if not all([AWS_ACCESS_KEY_ID, AWS_SECRET_ACCESS_KEY, S3_BUCKET]): self.comm.log_signal.emit(
             "S3配置不完整，无法上传。", logging.ERROR); return None
         try:
-            client = boto3.client("s3", aws_access_key_id=AWS_ACCESS_KEY_ID,
-                                  aws_secret_access_key=AWS_SECRET_ACCESS_KEY)
-            dest_key = f"upload/{uuid.uuid4()}{os.path.splitext(file_path)[1]}"
-            client.upload_file(file_path, S3_BUCKET, dest_key);
-            s3_url = f"https://cdn.roasmax.cn/{dest_key}"
-            self.comm.log_signal.emit(f"图片上传成功: {s3_url}", logging.INFO);
-            return s3_url
+            import mimetypes
+            mime_type = mimetypes.guess_type(file_path)[0]
+            headers = {
+                'accept': 'application/json',
+                'Mime-Type': mime_type,
+            }
+
+            files = {
+                'file': (os.path.basename(file_path), open(file_path, 'rb'), mime_type),
+            }
+
+            response = requests.post(
+                'https://bowongai-prod--text-video-agent-fastapi-app.modal.run/api/file/upload/s3',
+                headers=headers,
+                files=files,
+            )
+            self.comm.log_signal.emit(f"图片上传成功: {response.json()}", logging.INFO);
+            return response.json()['data']
         except Exception as e:
             self.comm.log_signal.emit(f"图片上传失败: {e}", logging.ERROR);
             return None