Add OpenGL and OpenCV dependencies for headless operation

Dockerfile

@@ -3,11 +3,24 @@ FROM python:3.11-slim
 # Install system dependencies as root
 RUN apt-get update && apt-get install -y \
     libgl1-mesa-dri \
+    libgl1-mesa-glx \
     libglib2.0-0 \
     libsm6 \
     libxext6 \
     libxrender-dev \
     libgomp1 \
+    libgtk-3-0 \
+    libavcodec-dev \
+    libavformat-dev \
+    libswscale-dev \
+    libv4l-dev \
+    libxvidcore-dev \
+    libx264-dev \
+    libjpeg-dev \
+    libpng-dev \
+    libtiff-dev \
+    libatlas-base-dev \
+    python3-dev \
     && rm -rf /var/lib/apt/lists/*
 
 # Set up a new user named "user" with user ID 1000