updated

backend/Dockerfile

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+# Use the official Python image with your version
+FROM python:3.12.3
+
+# Install system dependencies (including libGL)
+RUN apt-get update && apt-get install -y \
+    libgl1-mesa-glx \
+    libglib2.0-0 \
+    && rm -rf /var/lib/apt/lists/*
+
+# Set working directory
+WORKDIR /app
+
+# Copy project files into container
+COPY . .
+
+# Install Python dependencies
+RUN pip install --upgrade pip && pip install -r requirements.txt
+
+# Start the application
+CMD ["python", "server.py"]