Dockerfile

# ---------------------------
# 1️⃣ Base image
# ---------------------------
FROM python:3.11-slim

# ---------------------------
# 2️⃣ Set working directory
# ---------------------------
WORKDIR /home/user/app

# ---------------------------
# 3️⃣ System dependencies
# ---------------------------
RUN apt-get update && apt-get install -y \
    git \
    git-lfs \
    ffmpeg \
    libsm6 \
    libxext6 \
    cmake \
    rsync \
    libgl1 \
    curl \
    && rm -rf /var/lib/apt/lists/* \
    && git lfs install

# ---------------------------
# 4️⃣ Copy requirements
# ---------------------------
COPY requirements.txt /tmp/requirements.txt

# ---------------------------
# 5️⃣ Install Python dependencies (upgrade pip & clear cache)
# ---------------------------
RUN pip install --upgrade pip \
    && pip cache purge \
    && pip install --no-cache-dir -r /tmp/requirements.txt

# ---------------------------
# 6️⃣ Copy app code
# ---------------------------
COPY . /home/user/app

# ---------------------------
# 7️⃣ Set user (optional)
# ---------------------------
RUN useradd -m -u 1000 user
USER user

# ---------------------------
# 8️⃣ Default command
# ---------------------------
CMD ["python", "app.py"]