Dockerfile

# FROM python:3.9-slim

# WORKDIR /app

# RUN apt-get update && apt-get install -y \
#     build-essential \
#     curl \
#     software-properties-common \
#     git \
#     && rm -rf /var/lib/apt/lists/*

# COPY . /app

# RUN pip3 install -r requirements.txt

# EXPOSE 8501

# HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health

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

# Build stage
FROM python:3.9-slim AS builder

WORKDIR /app

RUN apt-get update && apt-get install -y --no-install-recommends \
    build-essential \
    curl \
    && rm -rf /var/lib/apt/lists/*

COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt
RUN pip install --no-cache-dir --upgrade pip
RUN pip install --no-cache-dir torch torchvision torchaudio --index-url https://download.pytorch.org/whl/cpu
RUN pip install --no-cache-dir sentence-transformers


# Final stage
FROM python:3.9-slim

WORKDIR /app

COPY --from=builder /usr/local/lib/python3.9/site-packages /usr/local/lib/python3.9/site-packages
COPY --from=builder /usr/local/bin /usr/local/bin

COPY . .

EXPOSE 8501

HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health

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