Update src/ocr_engine.py

src/ocr_engine.py

@@ -1,5 +1,5 @@
 import os
-os.system("apt-get update && apt-get install -y libgl1-mesa-glx")
+os.system("apt-get update && apt-get install -y libgl1-mesa-glx")  # ← This is the fix!
 
 import cv2
 import numpy as np
@@ -11,12 +11,9 @@ def extract_weight_from_image(pil_img):
     gray = cv2.cvtColor(image, cv2.COLOR_RGB2GRAY)
     blur = cv2.GaussianBlur(gray, (3, 3), 0)
     _, thresh = cv2.threshold(blur, 0, 255, cv2.THRESH_BINARY + cv2.THRESH_OTSU)
-
     config = '--psm 7 -c tessedit_char_whitelist=0123456789.'
     data = pytesseract.image_to_data(thresh, config=config, output_type=pytesseract.Output.DICT)
-
     extracted_text = ''.join(filter(lambda x: x in '0123456789.', ''.join(data['text'])))
     confidences = [int(conf) for conf in data['conf'] if conf.isdigit()]
     avg_conf = sum(confidences)/len(confidences) if confidences else 0
-
     return extracted_text.strip(), avg_conf