Update Dockerfile to install tesseract-ocr alongside libgl1-mesa-glx

Dockerfile

@@ -12,7 +12,7 @@ RUN mkdir -p /app/cache && chmod -R 777 /app/cache
 
 # Install dependencies
 RUN apt-get update && \
-    apt-get install -y libgl1-mesa-glx
+    apt-get install -y libgl1-mesa-glx tesseract-ocr
 
 # Install requirements.txt
 RUN pip install --no-cache-dir --upgrade -r requirements.txt