Update app.py

app.py

@@ -1,6 +1,8 @@
 import os
 
-os.system("pip install git+https://github.com/Wan-Video/Wan2.1")
+os.system("git clone https://github.com/Wan-Video/Wan2.1.git")
+os.system("cd Wan2.1")
+os.system("pip install -r requirements.txt")
 os.system("huggingface-cli download Wan-AI/Wan2.1-T2V-14B --local-dir ./Wan2.1-T2V-14B")
 os.system('''python generate.py  --task t2v-1.3B --size 832*480 --ckpt_dir ./Wan2.1-T2V-1.3B --offload_model True \
 --t5_cpu --sample_shift 8 --sample_guide_scale 6 --prompt "Two anthropomorphic cats in comfy boxing gear and bright gloves fight intensely on a spotlighted stage."''')