Move CLI samples to sample repo

spring-cloud-function-samples/scf-aws-sam/.gitignore

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+HELP.md
+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
+### STS ###
+.apt_generated
+.classpath
+.factorypath
+.project
+.settings
+.springBeans
+.sts4-cache
+
+### IntelliJ IDEA ###
+.idea
+*.iws
+*.iml
+*.ipr
+
+### NetBeans ###
+/nbproject/private/
+/nbbuild/
+/dist/
+/nbdist/
+/.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
+
+### VS Code ###
+.vscode/

spring-cloud-function-samples/scf-aws-sam/README.md

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+TBD

spring-cloud-function-samples/scf-aws-sam/template.yml

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+AWSTemplateFormatVersion: '2010-09-09'
+Transform: AWS::Serverless-2016-10-31
+Description: Example of deploying Java function as AWS Lambda Function with AWS API Gateway using Spring Cloud Function support.
+
+Globals:
+  Api:
+    # API Gateway regional endpoints
+    EndpointConfiguration: REGIONAL
+
+Resources:
+  UppercaseFunction:
+    Type: AWS::Serverless::Function
+    Properties:
+      FunctionName: uppercase
+      Handler: org.springframework.cloud.function.adapter.aws.FunctionInvoker::handleRequest
+      Runtime: java17
+      SnapStart:
+        ApplyOn: PublishedVersions
+      CodeUri: .
+      MemorySize: 1024
+      Policies: AWSLambdaBasicExecutionRole
+      Timeout: 30
+      Environment:
+        Variables:
+          MAIN_CLASS: io.spring.sample.FunctionConfiguration
+      Events:
+        HttpApiEvent:
+          Type: HttpApi
+          Properties:
+            TimeoutInMillis: 20000
+            PayloadFormatVersion: '1.0'
+
+Outputs:
+  SpringUppercaseApi:
+    Description: URL for application
+    Value: !Sub 'https://${ServerlessHttpApi}.execute-api.${AWS::Region}.amazonaws.com/uppercase'
+    Export:
+      Name: UppercaseFunction
+      
+# curl -H "Content-Type: application/json" -X POST -d '"foobar"' https://jvd5wf478j.execute-api.us-east-2.amazonaws.com/uppercase
+# you should receive the response "FOOBAR"