Added docker login instructions to deploy/README.md

Author: kkersten

deploy/README.md

@@ -8,7 +8,7 @@ will probably then want to take a look the example notebook in the `src` directo
 
 You will need to install:
 * [Docker](https://docs.docker.com/engine/install/)
-* [Docker Compose](https://docs.docker.com/compose/).
+* [Docker Compose](https://docs.docker.com/compose/)
 * [NVIDIA Container Toolkit](https://docs.nvidia.com/datacenter/cloud-native/container-toolkit/latest/install-guide.html)
 
 ### Get Your API Key 
@@ -23,6 +23,15 @@ Set an environment variable named `NGC_CLI_API_KEY` to your API Key.
 export NGC_CLI_API_KEY=$(cat ~/API_KEY)
 ```
 
+### Login to nvcr.io
+To pull the containers used in the docker compose configuration, you will need to login to `nvcr.io` with your NGC API Key.
+
+```bash
+$ docker login nvcr.io
+Username: $oauthtoken
+Password: <PASTE_API_KEY_HERE>
+```
+
 ### Create Cache Directories
 
 You'll need to create at least one directory for model files, weights, and MSA databases.