Remove unused Ollama client code

app.py

@@ -20,12 +20,6 @@ tokenizer = AutoTokenizer.from_pretrained(MODEL_NAME, trust_remote_code=True)
 model = AutoModel.from_pretrained(MODEL_NAME, _attn_implementation='flash_attention_2', torch_dtype=torch.bfloat16, trust_remote_code=True, use_safetensors=True)
 model = model.eval().to('cuda' if torch.cuda.is_available() else 'cpu')
 
-# Initialize Ollama client
-if os.environ.get('OLLAMA_API_KEY'):
-    ollama_client = Client(host="https://ollama.com", headers={'Authorization': f'Bearer {os.environ.get("OLLAMA_API_KEY")}'})
-else:
-    ollama_client = Client()
-
 MODEL_CONFIGS = {
     "Gundam": {"base_size": 1024, "image_size": 640, "crop_mode": True},
     "Tiny": {"base_size": 512, "image_size": 512, "crop_mode": False},