diff --git a/1.txt b/1.txt
new file mode 100644
index 0000000..d05869e
--- /dev/null
+++ b/1.txt
@@ -0,0 +1,36 @@
+```text
+├── app
+│   └── hello.js
+├── build.gradle
+├── clean-up.sh
+├── deploy-all.sh
+├── device-api
+│   ├── bin
+│   │   └── index.ts
+│   ├── cdk.json
+│   ├── config.ts
+│   ├── jest.config.js
+│   └── lib
+│       └── device-api-stack.ts
+├── package-lock.json
+├── package.json
+├── product-api
+│   ├── bin
+│   │   └── index.ts
+│   ├── cdk.json
+│   ├── config.ts
+│   ├── jest.config.js
+│   └── lib
+│       └── product-api-stack.ts
+├── root-api
+│   ├── bin
+│   │   └── index.ts
+│   ├── cdk.json
+│   ├── config.ts
+│   ├── jest.config.js
+│   └── lib
+│       └── root-api-stack.ts
+├── screenshots
+│   └── apigw.png
+└── tsconfig.json
+```
\ No newline at end of file
diff --git a/README.md b/README.md
index 0adf462..d111f95 100644
--- a/README.md
+++ b/README.md
@@ -31,14 +31,18 @@ Use the `cdk` command-line toolkit to interact with your project:
 
 | Stack                         | Time    |
 |-------------------------------|---------|
-| root-api    (24kb)             | 1m 30s  |
-| device-api  (24kb)             | 1m 30s  |
-| product-api (20kb)              | 1m 30s  |
+| root-api    (24kb)            | 1m 30s  |
+| device-api  (24kb)            | 1m 30s  |
+| product-api (20kb)            | 1m 30s  |
 | Total                         | 4m 30s  |
 
+## Steps
+
+Use the [deploy-all.sh](./deploy-all.sh) file if you want to deploy all stacks without prompt at a time.
+
 ### Step 1: root-api
 
-Create the Root API and dummy method to import from device-api and product-api.
+Create the root API and dummy method to import from device-api and product-api stacks.
 
 ```bash
 cd root-api
@@ -75,7 +79,54 @@ SSM parameter:
 * /cdk-lambda-apigateway/rest-api-id
 * /cdk-lambda-apigateway/root-resource-id
 
-### Reference
+## Clean Up
+
+[clean-up.sh](./clean-up.sh)
+
+## Structure
+
+```text
+├── app
+│   └── hello.js
+├── build.gradle
+├── clean-up.sh
+├── deploy-all.sh
+├── device-api
+│   ├── bin
+│   │   └── index.ts
+│   ├── cdk.json
+│   ├── config.ts
+│   ├── jest.config.js
+│   └── lib
+│       └── device-api-stack.ts
+├── package-lock.json
+├── package.json
+├── product-api
+│   ├── bin
+│   │   └── index.ts
+│   ├── cdk.json
+│   ├── config.ts
+│   ├── jest.config.js
+│   └── lib
+│       └── product-api-stack.ts
+├── root-api
+│   ├── bin
+│   │   └── index.ts
+│   ├── cdk.json
+│   ├── config.ts
+│   ├── jest.config.js
+│   └── lib
+│       └── root-api-stack.ts
+├── screenshots
+│   └── apigw.png
+└── tsconfig.json
+```
+## Reference
+
+* [CloudFormation quotas](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/cloudformation-limits.html) 
+  * Template body size: 512k
+  * Template body size in an Amazon S3: 1M
+
+### CDK Lib
 
-* Template body size: 512k
-* Template body size in an Amazon S3: 1M
+* [API Gateway](https://docs.aws.amazon.com/cdk/api/v2/docs/aws-cdk-lib.aws_apigateway-readme.html)
diff --git a/build.gradle b/build.gradle
new file mode 100644
index 0000000..07c94ce
--- /dev/null
+++ b/build.gradle
@@ -0,0 +1,25 @@
+apply plugin: 'base'
+apply plugin: 'org.sonarqube'
+archivesBaseName = 'cdk-lambda-apigateway'
+
+buildscript {
+    repositories {
+        mavenCentral()
+    }
+    dependencies {
+        classpath("org.sonarsource.scanner.gradle:sonarqube-gradle-plugin:2.5")
+    }
+}
+
+sonarqube {
+    properties {
+        property "sonar.projectName", "cdk-lambda-apigateway"
+        property "sonar.projectKey", "cdk-lambda-apigateway"
+        property "sonar.sourceEncoding", "UTF-8"
+        property "sonar.sources", "."
+        property "sonar.exclusions", "**/node_modules/**"
+        property "sonar.cpd.exclusions", "**/*index.ts"
+        property "sonar.links.ci", "https://github.com/engel80/cdk-lambda-apigateway"
+        property "sonar.log.level", "DEBUG"
+    }
+}
diff --git a/clean-up.sh b/clean-up.sh
new file mode 100755
index 0000000..a72e804
--- /dev/null
+++ b/clean-up.sh
@@ -0,0 +1,17 @@
+
+find . -name "cdk.out" -exec rm -rf {} \;
+find . -name "cdk.context.json" -exec rm -f {} \;
+
+echo "destroy product-api"
+cd product-api
+cdk destroy
+
+echo "destroy device-api"
+cd ../device-api
+cdk destroy
+
+echo "destroy root-api"
+cd ../root-api
+cdk destroy
+
+rm -rf "node_modules";
diff --git a/deploy-all.sh b/deploy-all.sh
new file mode 100755
index 0000000..343f2e5
--- /dev/null
+++ b/deploy-all.sh
@@ -0,0 +1,13 @@
+find . -name "cdk.context.json" -exec rm -f {} \;
+
+echo "Deploy root-api"
+cd ./root-api
+cdk deploy --require-approval never
+
+echo "Deploy device-api"
+cd ../device-api
+cdk deploy --require-approval never
+
+echo "Deploy product-api"
+cd ../product-api
+cdk deploy --require-approval never