Merge pull request #9 from Rooster212/update-cdk-2.66.1

Update CDK to 2.66.1 and SDK versions to 3.278.0

README.md

@@ -2,16 +2,16 @@
 
 A library for building event sourced database systems with DynamoDB.
 
-There are examples in the `examples` folder - this
+There are examples in the `examples` folder - to run the tests successfully you should run `npm run dynamodb` first, which will run DynamoDB locally in Docker.
 
 ## Original Documentation
 
 Forked from original implementation here: https://github.com/a-h/hde. Many thanks to Adrian.
 
 See blog posts:
 
-* https://adrianhesketh.com/2020/08/28/event-sourced-dynamodb-design-with-typescript-part-1/
-* https://adrianhesketh.com/2020/08/28/event-sourced-dynamodb-design-with-typescript-part-2/
+- https://adrianhesketh.com/2020/08/28/event-sourced-dynamodb-design-with-typescript-part-1/
+- https://adrianhesketh.com/2020/08/28/event-sourced-dynamodb-design-with-typescript-part-2/
 
 ## Using a package from the GitHub Package registry for NPM
 
@@ -27,4 +27,4 @@ You also have to login to the GitHub package registry (as this is a public packa
 npm login --scope=@rooster212 --registry=https://npm.pkg.github.com
 ```
 
-If you use MFA on your GitHub account, you will need to setup a Personal Access Token in your profile settings and use that in place of your password when prompted in the `npm login` step.
+If you use MFA on your GitHub account, you will need to setup a Personal Access Token in your profile settings and use that in place of your password when prompted in the `npm login` step.

examples/cdk/cdk.ts

@@ -1,10 +1,8 @@
 import { Stack, StackProps } from "aws-cdk-lib";
 import { AttributeType, BillingMode, StreamViewType, Table } from "aws-cdk-lib/aws-dynamodb";
 import { EventBus, Rule } from "aws-cdk-lib/aws-events";
-import { Runtime, StartingPosition } from "aws-cdk-lib/aws-lambda";
+import { StartingPosition } from "aws-cdk-lib/aws-lambda";
 import { DynamoEventSource } from "aws-cdk-lib/aws-lambda-event-sources";
-import { NodejsFunction } from "aws-cdk-lib/aws-lambda-nodejs";
-import { RetentionDays } from "aws-cdk-lib/aws-logs";
 import { Construct } from "constructs";
 import { DynamoDBStreamEventHandler } from "../../stream/dynamoDBStreamEventHandler";