fix: streamline image handling and clean up unused code

gradio_app.py

@@ -42,16 +42,15 @@ async def run_agent(request, history):
     if generated_files:
         image_path = os.path.join(PANDAS_EXPORTS_PATH, generated_files[0])
         image_markdown = image_to_base64_markdown(image_path)
-        
+        output = image_markdown + response
         # Remove the image file after reading it
         os.remove(image_path)
     else:
-        image_path = f"{PANDAS_EXPORTS_PATH}/blank_chart.png"
-        image_markdown = image_to_base64_markdown(image_path)
+        # image_path = f"{PANDAS_EXPORTS_PATH}/blank_chart.png"
+        # image_markdown = image_to_base64_markdown(image_path)
+        output = response
 
     print(f"Image path: {image_path}")
-
-    output = image_markdown + response
     
     # print(output)
     
@@ -61,7 +60,7 @@ async def run_agent(request, history):
 # ====================================== Gradio UI with history
 LOGO_PATH = "resources/logo.png"
 with gr.Blocks() as demo:
-    gr.Image(value=LOGO_PATH, height=100, width=100, elem_id="logo")
+    # gr.Image(value=LOGO_PATH, height=100, width=100, elem_id="logo")
     with gr.Row():
         with gr.Column():
             gr.Markdown("<center><h1>Talk to Your Data</h1></center>")