update requirements

app.py

@@ -80,12 +80,13 @@ def infer(prompt,
           negative_prompt = "nsfw，脸部阴影，低分辨率，jpeg伪影、模糊、糟糕，黑脸，霓虹灯", 
           seed = 66, 
           randomize_seed = False,
-          guidance_scale = 6.0, 
+          guidance_scale = 5.0, 
           num_inference_steps = 50
         ):
     if randomize_seed:
         seed = random.randint(0, MAX_SEED)
     generator = torch.Generator().manual_seed(seed)
+    global pipe
     pipe = pipe.to(device)
     pipe.load_ip_adapter_faceid_plus(f'{ckpt_dir_faceid}/ipa-faceid-plus.bin', device = device)
     scale = 0.8