Update app.py

app.py

@@ -297,6 +297,7 @@ def process_and_query(input_language=None, audio_input=None, image_input=None, t
         combined_text = ""
         image_description = "" 
         markdown_output = ""  # Initialize markdown_output
+        image_text = ""  # Initialize image_text
 
         # Debugging print statement
         print(f"Image Input Type: {type(image_input)}, Audio Input Type: {type(audio_input)}")