Update Dockerfile to install OpenCV system dependencies and change opencv-python to opencv-python-headless in requirements

Dockerfile

@@ -2,6 +2,15 @@ FROM pytorch/pytorch:latest
 
 WORKDIR /app
 
+# Install system dependencies required by OpenCV
+RUN apt-get update && apt-get install -y \
+    libglib2.0-0 \
+    libsm6 \
+    libxrender1 \
+    libxext6 \
+    && apt-get clean \
+    && rm -rf /var/lib/apt/lists/*
+
 COPY . .
 
 RUN pip install -r requirements.txt

requirements.txt

@@ -3,7 +3,7 @@ streamlit-drawable-canvas
 flask
 flask-cors
 numpy
-opencv-python
+opencv-python-headless
 pillow
 torch
 pandas