feat(documentation): updated lambda memory, fix test case

Author: Dinesh Sajwan

README.md

@@ -81,6 +81,7 @@ The following constructs are available in the library:
 | [Amazon Bedrock](./src/cdk-lib/bedrock/README.md) | CDK L2 Constructs for Amazon Bedrock. | Amazon Bedrock, Amazon OpenSearch Serverless, AWS Lambda |
 | [Amazon OpenSearch Serverless Vector Collection](./src/cdk-lib/opensearchserverless/README.md) | CDK L2 Constructs to create a vector collection. | Amazon OpenSearch Vector Index |
 | [Amazon OpenSearch Vector Index](./src/cdk-lib/opensearch-vectorindex/README.md) | CDK L1 Custom Resource to create a vector index. | Amazon OpenSearch Serverless, AWS Lambda |
+| [Content Generation](./src/patterns/gen-ai/aws-contentgen-appsync-lambda/) | Generate images from text using Amazon titan-image-generator-v1 or stability.stable-diffusion-xl model.  | AWS Lambda, Amazon Bedrock, AWS AppSync | 
 
 # Sample Use Cases
 

src/patterns/gen-ai/aws-contentgen-appsync-lambda/index.ts

@@ -486,7 +486,7 @@ export class ContentGenerationAppSyncLambda extends Construct {
         tracing: lambda_tracing,
         vpcSubnets: { subnetType: ec2.SubnetType.PRIVATE_WITH_EGRESS },
         securityGroups: [this.securityGroup],
-        memorySize: 1_769 * 1,
+        memorySize: 1_769 * 4,
         timeout: Duration.minutes(15),
         role: generate_image_function_role,
         environment: {

test/patterns/gen-ai/aws-contentgen-appsync-lambda/aws-contentgen-appsync-lambda.test.ts

@@ -14,13 +14,13 @@ import * as cdk from 'aws-cdk-lib';
 import { Template, Match } from 'aws-cdk-lib/assertions';
 import * as cognito from 'aws-cdk-lib/aws-cognito';
 import {
-  ContentGenerationAppsyncLambda,
-  ContentGenerationAppsyncLambdaProps,
+  ContentGenerationAppSyncLambda,
+  ContentGenerationAppSyncLambdaProps,
 } from '../../../../src/patterns/gen-ai/aws-contentgen-appsync-lambda';
 
 describe('Image generation appsync lambda construct', () => {
   let imageTestTemplate: Template;
-  let imageTestConstruct: ContentGenerationAppsyncLambda;
+  let imageTestConstruct: ContentGenerationAppSyncLambda;
   const cognitoPoolId = 'region_XXXXX';
 
   afterAll(() => {
@@ -39,11 +39,11 @@ describe('Image generation appsync lambda construct', () => {
       cognitoPoolId,
     );
 
-    const imageTestProps: ContentGenerationAppsyncLambdaProps = {
+    const imageTestProps: ContentGenerationAppSyncLambdaProps = {
       cognitoUserPool: userPoolLoaded,
     };
 
-    imageTestConstruct = new ContentGenerationAppsyncLambda(imageTestStack, 'test', imageTestProps);
+    imageTestConstruct = new ContentGenerationAppSyncLambda(imageTestStack, 'test', imageTestProps);
     imageTestTemplate = Template.fromStack(imageTestStack);
   });