Dockerfile.base

# Base Image
FROM python:3.8-slim-buster 

# Set environment variables
ENV PYTHONUNBUFFERED=1 
ENV PYTHONDONTWRITEBYTECODE=1
ENV APP_HOME=/app

WORKDIR $APP_HOME

# Copy the requirements file into the container
COPY requirements-base.txt $APP_HOME/

# Copy the shared code into the container
COPY ./src/shared $APP_HOME/shared

# Copy the scripts i.e wait-for-it.sh
COPY ./src/scripts $APP_HOME/scripts

# Copy the database models
COPY ./database_models $APP_HOME/database_models

# Install system-level dependencies (adjusted for Debian)
# libpq-dev is for psycopg2 (PostgreSQL)

RUN apt-get update && apt-get install -y \
    build-essential \
    python3-dev \
    libpq-dev && rm -rf /var/lib/apt/lists/*  # Clean up

# Install entr 
RUN apt-get update && apt-get install -y entr

# Install librdkafka development package (adjusted for Debian)
RUN apt-get update && apt-get install -y librdkafka-dev

# Install common Python libraries
RUN pip install -r requirements-base.txt --no-cache-dir 

# (Optional) Create a group and user to run the application
# Create a group 'appgroup'
RUN addgroup --system appgroup

# Create a user 'appuser' and add to 'appgroup'
RUN adduser --system --ingroup appgroup appuser
# Set the user to the newly created user
USER appuser 

# (Optional) Expose any common ports needed by your services
# EXPOSE 8000

# (Optional) Default command to keep the container running
# CMD ["tail", "-f", "/dev/null"]