added hugging face key

app.py

@@ -6,7 +6,9 @@ from starlette.responses import StreamingResponse
 from fastapi.responses import FileResponse
 import io
 from fastapi.middleware.cors import CORSMiddleware
+from config import settings
 
+login(settings.huggingface_key)
 app = FastAPI()
 
 app.add_middleware(
@@ -17,11 +19,14 @@ app.add_middleware(
     allow_credentials=True,
 )
 
-device = "cuda"
-# , torch_dtype=torch.float16
-device1 = "cpu"
-pipe = StableDiffusionImg2ImgPipeline.from_pretrained("runwayml/stable-diffusion-v1-5").to(device1)
-pipe1 = DiffusionPipeline.from_pretrained("runwayml/stable-diffusion-v1-5").to(device1)
+
+if torch.backends.mps.is_available():
+    device = "mps"
+else: 
+    device = "cuda" if torch.cuda.is_available() else "cpu"
+    
+pipe = StableDiffusionImg2ImgPipeline.from_pretrained("runwayml/stable-diffusion-v1-5").to(device)
+pipe1 = DiffusionPipeline.from_pretrained("runwayml/stable-diffusion-v1-5").to(device)
 
 @app.get("/")
 async def root():