v0.34.0

Bug Fixes

• build: Correct buildspec so it does not fail (#2737) (e362ac8)
• certificatemanager: correct certificateArn typo in the README (#2712) (2bfc1c2)
• cli: don't fail if region cannot be determined (#2721) (0c72ef3), closes #2697
• cli: remove support for applets (#2691) (0997ee2)
• cloudwatch: move SNS Alarm Action to aws-cloudwatch-actions (#2688) (e3df21a)
• codebuild: grant the Project's Role permissions to the KMS Key if it was passed. (#2715) (4e12fe6)
• core: apply overrides after rendering properties (#2685) (f2636e5), closes #2677
• core: Make filterUndefined null-safe (#2789) (e4fb811), closes awslabs/jsii#523
• ecs: remove LoadBalancedFargateServiceApplet, no longer supported (#2779) (a610017)
• ecs-patterns: expose service on queue worker services (#2780) (6d83cb9)
• pkglint: Adjust stability banner style (#2768) (da94d8b)
• route53: support zone roots as record names (#2705) (08a2852)
• stepfunctions: improve Task payload encoding (#2706) (1c13faa)

Code Refactoring

• Construct props must not use the 'any' type (awslint:props-no-any) (#2701) (cb2b334), closes #2673
• remove deprecated modules (#2693) (421bf6d)
• core: improvements to Construct API (#2767) (3f7a0ad), closes #1934 #2766
• core: misc cleanups to App-related APIs (#2731) (b2e1964), closes #1891 #2750
• kms: Rename EncryptionKeyAlias to Alias (#2769) (da8e1d5)

Features

• core: node.defaultChild as a shortcut to escape hatch (#2684) (8cd3c23), closes #2290
• core+cli: support tagging of stacks (#2185) (d0e19d5), closes #932
• event-targets: add support for fargate/awsvpc tasks (#2707) (2754dde)
• events: support SQS queues as rule targets (#2683) (078e34a), closes #1786
• rds: add engineVersion to DatabaseCluster (#2698) (0593d51), closes #2212
• rds: add support for database instances (#2187) (b864041), closes #2075 #1693
• route53: improve constructs for basic records (#2741) (696f53f)
• s3: default to KMS if encryptionKey is specified (#2719) (ae4a04f), closes #2714
• tokens: enable type coercion (#2680) (0f54698), closes #2679

BREAKING CHANGES

• route53: recordValue: string prop in route53.TxtRecord changed to values: string[]
• recordValue prop in route53.CnameRecord renamed to domainName
• route53.AliasRecord has been removed, use route53.ARecord or route53.AaaaRecord with the target prop.
• kms: The EncryptionKeyAlias class was renamed to Alias.
  Associated types (such as EncryptionKeyAliasProps) were renamed in the
  same way.
• cli: This release requires CDK CLI >= 0.34.0
• core: App.run() was renamed to App.synth() (soft deprecation, it will be removed in the next release).
• core: node.stack is now Stack.of(construct) (fixes #2766)
• core: node.resolve has been moved to stack.resolve.
• core: node.stringifyJson has been moved to stack.stringifyJson.
• core: node.validateTree is now ConstructNode.validate(node)
• core: node.prepareTree is now ConstructNode.prepare(node)
• core: node.getContext is now node.tryGetContext
• core: node.recordReference is now node.addReference
• core: node.apply is now node.applyAspect
• core: node.ancestors() is now node.scopes
• core: node.required has been removed.
• core: node.typename has been removed.
• core: node.addChild is now private
• core: node.findReferences() is now node.references
• core: node.findDependencies() is now node.dependencies
• core: stack.dependencies() is now stack.dependencies
• core: CfnElement.stackPath has been removed.
• core: CloudFormationLang is now internal (use stack.toJsonString())
• cloudwatch: using an SNS topic as CloudWatch Alarm Actxion now
  requires an integration object from the @aws-cdk/aws-cloudwatch-actions
  package.
• event-targets: targets.EcsEc2Task renamed to targets.EcsTask
• SNS - Subscription endpoint is now type string (previously any)
• Step Functions - result in the Pass state is now type map (previously any)
• the following modules are no longer released: @aws-cdk/applet-js, @aws-cdk/aws-autoscaling-api, @aws-cdk/aws-codedeploy-api
• cli: applets are no longer supported as an app type, use "decdk" instead.
• core: Properties passed to addPropertyOverride should match in capitalization to the CloudFormation schema (normally pascal case). For example, addPropertyOverride('accessControl', 'xxx') should now be addPropertyOverride('AccessControl', 'xxx').
• rds: rds.RotationSingleUser renamed to rds.SecretRotation
• rds: rds.ClusterParameterGroup no longer has setParameter() and removeParameter() methods, use the parameters prop directly in the constructor instead.