Merge pull request #19 from mongodb-developer/improve-prerequisites

Marked as optional other ways to run the lab

Author: dfreniche

docs/20-prerequisites/10-postgres.mdx

@@ -8,21 +8,21 @@ import useBaseUrl from '@docusaurus/useBaseUrl';
 
 In this lab you will be migrating data from a PostgreSQL relational database. You have a few options to set up this database. __Choose one option for your PostgreSQL database__.
 
-## Option 1: Use a pre-configured database
+## 👐 Option 1: Use a pre-configured database
 
 If you are participating in an instructor-led lab, they may have already set up this database for you. Ask your instructor for the connection URI and credentials.
 
 :::info
 In an intructor-led lab you will use the provisioned PostgreSQL database, no need to do anything else
 :::
 
-## Option 2: Load the schema and data into your own PostgreSQL server
+## 🦸 Option 2: Load the schema and data into your own PostgreSQL server
 
 If you already have a PostgreSQL server set up, you can import the schema and data used in this lab. Download the file 
 [1-library-schema-and-data.sql](https://github.com/mongodb-developer/relational-migrator-lab/blob/main/docker/sample-postgres-library/init/1-library-schema-and-data.sql)
 file and load it using psql or [pgAdmin](https://www.pgadmin.org/download/).
 
-## Option 3: Run a PostgreSQL container using Docker
+## 🦸 Option 3: Run a PostgreSQL container using Docker
 
 If you don't have an existing PostgreSQL server but have Docker installed, you can easily load a container pre-configured with 
 PostgreSQL and the sample database:
@@ -39,7 +39,7 @@ docker run -p 5432:5432 sample-postgres-library
 ```
 The PostgreSQL server can be accessed at localhost:5432 with a username of `postgres` and a password of `postgres`.
 
-## Option 4: Load an SQL file
+## 🦸 Option 4: Load an SQL file
 Choose this option if you just want a quick hands-on experience and you don't need to run actual migration.
 Download the file [library-schema.sql](https://github.com/mongodb-developer/relational-migrator-lab/blob/main/resource/library-schema.sql)
 and upload this file to the Relational Migrator later, at the **create a project** step. 

docs/20-prerequisites/20-mongodb.mdx

@@ -9,7 +9,7 @@ import useBaseUrl from '@docusaurus/useBaseUrl';
 As we'll be importing data from a Relational Database into MongoDB, you'll need to have a MongoDB database. You have a 
 few options to set up this database.
 
-## Option 1: New MongoDB Atlas cluster
+## 👐 Option 1: New MongoDB Atlas cluster
 
 The easiest way to run MongoDB is to use MongoDB Atlas, our cloud-hosted database offering.
 You can set a MongoDB Atlas account and a free forever M0 Cluster.
@@ -20,12 +20,16 @@ To get yours, follow the instructions on the [Intro Lab:](https://mongodb-develo
 
 Be sure to [open up the cluster to allow connections from your local computer](https://www.mongodb.com/docs/guides/atlas/network-connections/#overview), and configure a database user with the readWriteAnyDatabase role. 
 
-## Option 2: Use an existing cluster
+:::info
+In an intructor-led lab you will use an Atlas Cluster
+:::
+
+## 🦸 Option 2: Use an existing cluster
 
 If you have an existing MongoDB Atlas, Enterprise or Community cluster, you can use it as the migration target. Make sure you
 know the URI for the cluster, and have a database user with the readWriteAnyDatabase role. 
 
-## Option 3: Run a MongoDB container using Docker
+## 🦸 Option 3: Run a MongoDB container using Docker
 
 
 If you don't have an existing PostgreSQL server but have Docker installed, you can easily load a container pre-configured with