custom-entrypoint.sh

#!/bin/bash
set -e

# Start PostgreSQL in the background
docker-entrypoint.sh postgres &

# Wait for PostgreSQL to be ready
sleep 10

# Run the initialization script
psql -U "$POSTGRES_USER" -d "$POSTGRES_DB" -f /docker-entrypoint-initdb.d/01-init.sql

# Wait for PostgreSQL process to end
wait