# Use Alpine for a smaller image
FROM python:3.11-alpine

# Set working directory
WORKDIR /app

# Install build dependencies for TA-Lib
RUN apk add --no-cache \
    build-base \
    wget \
    tar \
    bash \
    libffi-dev

# Download, extract, and compile TA-Lib (ARM compatible)
RUN wget http://prdownloads.sourceforge.net/ta-lib/ta-lib-0.4.0-src.tar.gz \
    && tar -xvzf ta-lib-0.4.0-src.tar.gz \
    && cd ta-lib \
    && ./configure --prefix=/usr \
    && make \
    && make install \
    && cd .. \
    && rm -rf ta-lib ta-lib-0.4.0-src.tar.gz

# Copy the requirements file first (for caching layers)
COPY requirements.txt .

# Install Python dependencies, including `ta-lib`
RUN pip install --no-cache-dir -r requirements.txt

# Copy the rest of the project
COPY . .

# Expose Streamlit's default port
EXPOSE 8501

# Run Streamlit in headless mode
CMD ["streamlit", "run", "src/streamlit_app.py", "--server.headless=true", "--server.port=8501"]