FROM python:3.12-slim

RUN apt-get update && apt-get install -y --no-install-recommends \
    curl \
    nodejs \
    npm \
    ffmpeg \
    libsm6 \
    cmake \
    build-essential \
    git \
    && rm -rf /var/lib/apt/lists/*

# Core DS/ML stack (matches Colab baseline)
RUN pip install --no-cache-dir \
    fastapi uvicorn pydantic python-multipart \
    numpy pandas scipy networkx scikit-learn \
    transformers datasets accelerate tokenizers \
    sentence-transformers diffusers \
    torchao \
    matplotlib seaborn plotly pillow \
    opencv-python-headless albumentations \
    requests beautifulsoup4 httpx \
    nltk textblob spacy \
    xgboost lightgbm catboost statsmodels \
    tqdm einops safetensors joblib h5py \
    openai anthropic google-genai \
    langchain langchain-community langgraph \
    dask distributed \
    librosa soundfile pydub \
    umap-learn \
    bokeh \
    fastai \
    duckdb

RUN pip install --no-cache-dir \
    --index-url https://download.pytorch.org/whl/cpu \
    torch torchvision torchaudio

RUN python -m spacy download en_core_web_sm

WORKDIR /app
COPY server.py .

ENV PORT=7860
CMD ["python", "server.py"]