fix: align paddleocr init with new api

app.py

@@ -4,6 +4,7 @@ from typing import Any, Dict, List, Optional, Sequence
 
 import gradio as gr
 import numpy as np
+import paddle
 import torch
 from PIL import Image, ImageDraw
 from paddleocr import PaddleOCR
@@ -17,11 +18,17 @@ LLM_MODEL_ID = "Qwen/Qwen2.5-1.5B-Instruct"
 
 def _load_ocr():
     use_gpu = torch.cuda.is_available()
+    device = "gpu" if use_gpu else "cpu"
+    paddle.device.set_device(device)
     return PaddleOCR(
-        use_angle_cls=True,
         lang=OCR_LANGS[0],
+        use_textline_orientation=True,
         show_log=False,
-        use_gpu=use_gpu,
+        det_limit_side_len=2048,
+        use_mp=False,
+        det_db_box_thresh=0.5,
+        rec_algorithm="SVTR_LCNet",
+        det_algorithm="DB",
     )