Update Dockerfile

Dockerfile

@@ -8,6 +8,26 @@ USER user
 ENV PATH="/home/user/.local/bin:$PATH"
 
 WORKDIR /app
+# Install system dependencies required by OpenCV and other libraries
+# libgl1-mesa-glx and libglib2.0-0 are common for OpenCV headless
+# Added more libraries to ensure libGL.so.1 and other dependencies are present
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+    libgl1-mesa-glx \
+    libgl1 \
+    libglx-mesa0 \
+    libopengl0 \
+    libglib2.0-0 \
+    libsm6 \
+    libxext6 \
+    libxrender-dev \
+    # ffmpeg is useful for video processing if cv2 needs it for certain codecs,
+    # though cv2 often comes with its own ffmpeg bindings.
+    # Add it if you encounter video format issues.
+    # ffmpeg \ 
+    && \
+    apt-get clean && \
+    rm -rf /var/lib/apt/lists/*
 
 COPY --chown=user ./requirements.txt requirements.txt
 RUN pip install --no-cache-dir --upgrade -r requirements.txt