Added new apollo arg to help and readme.

Author: andreachild

README.md

@@ -275,15 +275,24 @@ See CDK end to end example [here](https://github.com/aws/amazon-neptune-for-grap
 # Generate Apollo Server Artifacts
 If you prefer to use Apollo Server instead of AWS App Sync, the utility can generate a ZIP file of Apollo Server artifacts with the CLI option `--create-update-apollo-server` for a standalone server or `--create-update-apollo-server-subgraph` for federated systems.
 
-For example:
+Example of starting with a neptune database with data from which to determine the graphQL schema:
 ```
 neptune-for-graphql \
   --input-graphdb-schema-neptune-endpoint abc.us-west-2.neptune.amazonaws.com:8182 \
   --create-update-apollo-server \
   --output-resolver-query-https
 ```
 
-The command above will generate an `apollo-server-<identifier>-<timestamp>.zip` file which can then be deployed locally by following these steps:
+Example of starting with a graphQL schema file:
+```
+neptune-for-graphql \
+  --input-schema-file airports.source.schema.graphql
+  --create-update-apollo-server-neptune-endpoint abc.us-west-2.neptune.amazonaws.com:8182 \
+  --create-update-apollo-server \
+  --output-resolver-query-https
+```
+
+The example commands above will generate an `apollo-server-<identifier>-<timestamp>.zip` file which can then be deployed locally by following these steps:
 1. unzip `apollo-server-<identifier>-<timestamp>.zip`
 2. change directory into the unzipped folder
 3. execute `npm install` to install required dependencies

src/help.js

@@ -146,6 +146,7 @@ Parameters
 
 [--create-update-apollo-server                              -asvr]
 [--create-update-apollo-server-subgraph                     -asub]
+[--create-update-apollo-server-neptune-endpoint             -ase ]  default: --input-graphdb-schema-neptune-endpoint if exists
 [ ... more apollo options to come in future roadmap              ]
 
 [--output-aws-pipeline-cdk                                  -c   ]