AzureAlertStackPoC.cs

public class AzureAlertStack : Stack
{
    public AzureAlertStack()
    {
        var resourceGroup = ResourceGroup.Get(resourceGroupName, resourceGroupId);

        var redis = Pulumi.AzureNative.Cache.Redis.Get(redisName, redisId);
        var actionGroup = ActionGroup.Get(actionGroupName, actionGroupId);
        var redisAlert = CreateRedisMemoryUsageAlert(resourceGroup, redis, actionGroup);
        
        RedisMemoryUsageAlertId = redisAlert.Id;
    }

    [Output]
    public Output<string> RedisMemoryUsageAlertId { get; private set; }

    private static MetricAlert CreateRedisMemoryUsageAlert(ResourceGroup resourceGroup, Pulumi.AzureNative.Cache.Redis redis, ActionGroup actionGroup)
    {
        return new MetricAlert(name, new MetricAlertArgs
        {
            ...
        });
    }
}