Checklist for EC2 Base Setup

Create an ec2 instance (obviously,you braindamaged alien)
Enable SSH (random port) and HTTP 80 on the instance.
Increase the ssd/EBS size to a min of (20/40) Gigs
Add a swap file to the system
Install dokku
Write a script for the dokku process for the current app (or use dokcli, if you're completed it)
Create a Dynamic Floating IP
Map needed domains to Floating IP
Get Repo, configure Repo to deploy to dokku
Refill Cup of Coffee.

Document DB Checklist

Note: VPC Constrained - Won't work for public access

Create Cluster.
Make it public via security groups .
Disable TLS if needed .
Restart the cluster.