Add Dockerfile for custom deployment

Dockerfile

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+FROM python:3.11-slim
+
+WORKDIR /app
+
+# Install system dependencies
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    gcc \
+    g++ \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy requirements and install
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+RUN pip install --no-cache-dir fastapi uvicorn gradio
+
+# Copy application code
+COPY . .
+
+# Create output directories
+RUN mkdir -p outputs/models outputs/results outputs/figures
+
+# Expose ports for FastAPI (8000) and Gradio (7860)
+EXPOSE 8000 7860
+
+# Default command: run both services
+CMD ["sh", "-c", "uvicorn api:app --host 0.0.0.0 --port 8000 & python app.py"]