Program.cs

public class Program
{
	private static void Main(string[] args)
	{
		var host = Host.CreateDefaultBuilder(args).Build();
		
		using var scope = host.Services.CreateScope();

		var logger = scope.ServiceProvider.GetRequiredService<ILogger<Program>>();
		var configuration = scope.ServiceProvider.GetService<IConfiguration>();

		if (configuration.GetValue("InK8s", false))
		{
			/*
			* Your migration routine
			*
			* E.g: yourDbContext.Database.Migrate()
			*/
		}
		else
		{

			const int retries = 10;
			var retry = Policy.Handle<SqlException>()
				.WaitAndRetry(
					retryCount: retries,
					sleepDurationProvider: retryAttempt => TimeSpan.FromSeconds(Math.Pow(2, retryAttempt)),
					onRetry: (exception, timeSpan, attemptRetry, ctx) =>
					{
						logger.LogWarning(exception, "{message} :: [attempt {retry} of {retries}]",
							exception.Message,
							attemptRetry,
							retries);
					});

			retry.Execute(() =>
			{
				/*
				* Your migration routine
				*
				* E.g: yourDbContext.Database.Migrate()
				*/
			});
		}

		logger.LogInformation("Database migrations ended without errors.");
	}
}