FROM postgres:15

# Install additional tools
RUN apt-get update && apt-get install -y \
    postgresql-client \
    && rm -rf /var/lib/apt/lists/*

# Create directory for scripts
RUN mkdir -p /docker-entrypoint-initdb.d

# Copy initialization script
COPY init.sh /docker-entrypoint-initdb.d/
RUN chmod +x /docker-entrypoint-initdb.d/init.sh

# Environment variables
ENV SOURCE_DB_URL=""
ENV TARGET_DB_NAME="shadow_db"

# Expose PostgreSQL port
EXPOSE 5432