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+FROM python:3.10-slim
+
+# Install system dependencies needed for OpenCV, PyTorch, etc.
+RUN apt-get update && apt-get install -y \
+    libgl1 \
+    libglib2.0-0 \
+    git-lfs \
+    && rm -rf /var/lib/apt/lists/*
+
+# Set up a new user named "user" with user ID 1000
+RUN useradd -m -u 1000 user
+USER user
+ENV PATH="/home/user/.local/bin:$PATH"
+
+WORKDIR /app
+
+# Install dependencies first (for faster caching)
+COPY --chown=user requirements.txt .
+RUN pip install --no-cache-dir --upgrade pip && \
+    pip install --no-cache-dir -r requirements.txt
+
+# Copy the rest of the application
+COPY --chown=user . .
+
+# Expose port (Hugging Face Spaces routes external traffic to 7860)
+EXPOSE 7860
+
+# Command to run the Fastapi app
+CMD ["uvicorn", "backend:app", "--host", "0.0.0.0", "--port", "7860"]