zero embeddings

app_v2.py

@@ -52,7 +52,7 @@ def bot(history):
         except IOError:
             response = "Failed to open image. Please check the image path or file permissions."
     else:
-        image_embeds = torch.zeros(1, 729, 2048)
+        image_embeds = torch.zeros(1, 729, 2048, dtype=torch.bfloat16, device='cuda')
         response = moondream.answer_question(image_embeds, last_message, tokenizer)
 
     history[-1][1] = ""