Add Dockerfile for Chainlit deployment

Dockerfile

@@ -0,0 +1,31 @@
+FROM python:3.11-slim
+
+WORKDIR /app
+
+# Install system dependencies
+RUN apt-get update && apt-get install -y \
+    libgl1-mesa-glx \
+    libglib2.0-0 \
+    && rm -rf /var/lib/apt/lists/*
+
+# Copy requirements first to leverage Docker cache
+COPY requirements.txt .
+
+# Install Python dependencies
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy the rest of the application
+COPY . .
+
+# Create necessary directories
+RUN mkdir -p data/planogram001
+
+# Expose the port Chainlit runs on
+EXPOSE 8000
+
+# Set environment variables
+ENV PYTHONPATH=/app
+ENV HF_HUB_ENABLE_HF_TRANSFER=1
+
+# Run the application
+CMD ["chainlit", "run", "app.py", "--host", "0.0.0.0", "--port", "8000"]