# Use a lightweight Python base image
FROM python:3.10-slim

# Set working directory inside container
WORKDIR /app

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

# Install dependencies
RUN pip install --no-cache-dir -r requirements.txt

# Copy the rest of the application code
COPY . .

# Environment variables (can be overridden at runtime)
ENV REDDIT_CLIENT_ID="" \
    REDDIT_CLIENT_SECRET="" \
    SUBREDDITS="worldnews" \
    POST_LIMIT=10 \
    COMMENT_LIMIT=10 \
    OUTPUT_DIR="/app/output"

# Create output directory inside container
RUN mkdir -p ${OUTPUT_DIR} && mkdir -p ${OUTPUT_DIR}/.meta

# Default command to run the scraper
CMD ["python", "app.py"]