entrypoint.sh

#!/bin/bash

# Set the environment variables for the PostgreSQL database
export POSTGRES_DB=my_database
export POSTGRES_USER=my_username
export POSTGRES_PASSWORD=my_password

# Create the PostgreSQL database and user
su - postgres -c "psql -c \"CREATE DATABASE $POSTGRES_DB;\""
su - postgres -c "psql -c \"CREATE USER $POSTGRES_USER WITH PASSWORD '$POSTGRES_PASSWORD';\""
su - postgres -c "psql -c \"GRANT ALL PRIVILEGES ON DATABASE $POSTGRES_DB TO $POSTGRES_USER;\""

# Create a table and insert sample data
su - postgres -c "psql -d $POSTGRES_DB -c \"
    CREATE TABLE users (
        id SERIAL PRIMARY KEY,
        name VARCHAR(50) NOT NULL,
        email VARCHAR(50) UNIQUE NOT NULL
    );
    INSERT INTO users (name, email) VALUES
        ('John Doe', '[email protected]'),
        ('Jane Smith', '[email protected]');
\""

# Start the PostgreSQL service
exec postgres