fix path append

app_onediff.py

@@ -16,9 +16,9 @@ import sys
 os.system("python3 -m pip --no-cache-dir install --pre nexfort -f https://github.com/siliconflow/nexfort_releases/releases/expanded_assets/torch2.4.1_cu121")
 os.system("git clone https://github.com/siliconflow/onediff.git")
 os.system("cd onediff && python3 -m pip install -e .")
-sys.append("/home/user/app/onediff/src")
+sys.path.append("/home/user/app/onediff/src")
 os.system("cd onediff/onediff_diffusers_extensions && python3 -m pip install -e .")
-sys.append("/home/user/app/onediff/onediff_diffusers_extensions/src")
+sys.path.append("/home/user/app/onediff/onediff_diffusers_extensions/src")
 
 os.system("pip show nexfort")
 os.system("pip show onediff")