Update app.py

app.py

@@ -68,7 +68,7 @@ Answer:"""
 # Azure LLM setup
 endpoint = "https://models.github.ai/inference"
 model = "deepseek/DeepSeek-V3-0324"
-token = os.environ["GITHUB_TOKEN"]
+token = os.getenv("GITHUB_TOKEN")
 client = ChatCompletionsClient(endpoint=endpoint, credential=AzureKeyCredential(token))
 
 # Main pipeline for Gradio
@@ -106,7 +106,7 @@ def handle_query(text_input, image_input):
 # Gradio UI
 def launch_app():
     with gr.Blocks() as demo:
-        gr.Markdown("## 📄 Semantic Search + Chat Interface")
+        gr.Markdown("## 📄🎓Multimodal Chatbot for FAST-NUCES")
         with gr.Row():
             text_input = gr.Textbox(label="Enter your query")
             image_input = gr.Image(label="Upload an image", type="pil")