infra: migrate ASG to CDK

dotcom-rendering/cdk/bin/cdk.ts

@@ -8,13 +8,21 @@ const sharedProps = {
 	app: 'rendering',
 	stack: 'frontend',
 	region: 'eu-west-1',
+	amiRecipe: 'dotcom-rendering-ARM-jammy-node-18.17.0',
 };
 
 new DotcomRendering(app, 'DotcomRendering-PROD', {
 	...sharedProps,
 	stage: 'PROD',
+	minCapacity: 15,
+	maxCapacity: 60,
+	instanceType: 't4g.small',
 });
+
 new DotcomRendering(app, 'DotcomRendering-CODE', {
 	...sharedProps,
 	stage: 'CODE',
+	minCapacity: 1,
+	maxCapacity: 4,
+	instanceType: 't4g.micro',
 });