add dockerfile

DOCKERFILE

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+# Use Python 3.11 base image
+FROM python:3.11-slim
+
+# Avoid warnings by setting environment variables
+ENV PYTHONUNBUFFERED=1 \
+    PIP_NO_CACHE_DIR=1 \
+    DEBIAN_FRONTEND=noninteractive
+
+# Install system dependencies
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    git \
+    git-lfs \
+    ffmpeg \
+    libsm6 \
+    libxext6 \
+    cmake \
+    rsync \
+    libgl1 \
+    && rm -rf /var/lib/apt/lists/* \
+    && git lfs install
+
+# Create a user for the app
+RUN useradd -m -u 1000 user
+WORKDIR /home/user/app
+USER user
+
+# Upgrade pip
+RUN pip install --upgrade pip
+
+# Copy requirements and install
+COPY --chown=user:user requirements.txt .
+RUN pip install -r requirements.txt
+
+# Copy the rest of the app
+COPY --chown=user:user . .
+
+# Default command to run your app
+CMD ["python", "app.py"]