# Dockerfile - DFDA app (Python 3.11, CPU)
FROM python:3.11-slim

ENV DEBIAN_FRONTEND=noninteractive
WORKDIR /app

# system deps - build essentials and ffmpeg for audio
RUN apt-get update && apt-get install -y \
    build-essential \
    git \
    curl \
    ffmpeg \
    libsndfile1 \
    && rm -rf /var/lib/apt/lists/*

# copy requirements and app
COPY requirements.txt /app/requirements.txt
RUN python -m pip install --upgrade pip setuptools wheel
RUN pip install --no-cache-dir -r /app/requirements.txt

# copy app code
COPY . /app

# ensure models dir exists
RUN mkdir -p /app/models

COPY Audio.pth Image.pt Video.pt ./models/

EXPOSE 8501

# streamlit entry - streamlit will run app.py
ENTRYPOINT ["streamlit", "run", "app.py", "--server.port=8501", "--server.address=0.0.0.0"]