Update config.py

config.py

@@ -9,7 +9,7 @@ HF_TOKEN = os.getenv("HF_TOKEN")
 OPENAI_DEFAULT_MODEL = "gpt-4o"
 
 # Hugging Face Model for Medical Image Analysis
-HF_IMAGE_MODEL = "Salesforce/blip-image-captioning-base"
+HF_IMAGE_MODEL = "nlpconnect/vit-gpt2-image-captioning"
 
 # PubMed and summarization settings
 MAX_PUBMED_RESULTS = 5