Account

email string
password salted hash
validSessions [uuid]
id uuid
approved boolean

Army

accountId uuid
id uuid
name string

Step

{
	name: string,
	id: uuid,
	armyId: uuid,
	order: number,
	rules: [
		{
			text,
			name,
			icon
		}
	]
}

References

Create & Connect To A MongoDB Atlas Database With Node.js

Store Passwords In MongoDB With Node.js, Mongoose, & Bcrypt

How to allow users to upload images with Node/Express, Mongoose, and Cloudinary