the-biergarten-app/Database/Database.Core/Program.cs

// Get connection string from environment variable

using System.Reflection;
using DbUp;

var connectionString = Environment.GetEnvironmentVariable(
    "DB_CONNECTION_STRING"
);

var upgrader = DeployChanges
    .To.SqlDatabase(connectionString)
    .WithScriptsEmbeddedInAssembly(Assembly.GetExecutingAssembly())
    .LogToConsole()
    .Build();

var result = upgrader.PerformUpgrade();

if (!result.Successful)
{
    Console.ForegroundColor = ConsoleColor.Red;
    Console.WriteLine(result.Error);
    Console.ResetColor();
#if DEBUG
    Console.ReadLine();
#endif
    return -1;
}

Console.ForegroundColor = ConsoleColor.Green;
Console.WriteLine("Success!");
Console.ResetColor();
return 0;