Update app.py

app.py

@@ -21,7 +21,7 @@ if generator_tokenizer.pad_token is None:
     generator_tokenizer.pad_token = generator_tokenizer.eos_token
 
 # Hugging Face API for Image Generation
-HF_API_KEY = "my_token"  # Replace with your API key
+HF_API_KEY = os.getenv("HF_API_KEY")  # Replace with your API key
 IMAGE_GEN_URL = "https://api-inference.huggingface.co/models/black-forest-labs/FLUX.1-schnell"
 # Get the API key from environment variables or Hugging Face secrets
 HEADERS = {"Authorization": f"Bearer {HF_API_KEY}"}