Eleni Dimitropoulou

*Issue #, if available:* *Description of changes:* By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

*Issue #, if available:* *Description of changes:* By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.

*Issue #: N/A* *Description of changes:* Don't create the Sagemaker endpoint if sagemaker is not enabled in config. Don't create the StepFunctions endpoint if RAG is not enabled in config....

Deploying a public chatbot to some regions (e.g af-south-1) fails due to unsupported logging for Cloudfront distribution

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**Observed behavior:** Trying to deploy in af-south-1 fails with the following error ``` 7:05:48 AM | CREATE_FAILED | AWS::CloudFront::Distribution | UserInterface/Publ...ion/CFDistribution Resource handler returned message: "Access denied for operation 'AWS::CloudFront::Distribution:...

Deploying to some regions (e.g af-south-1) fails due to unsupported S3 bucket transfer acceleration

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**Observed behavior:** Trying to deploy in af-south-1 fails with the following error ``` CREATE_FAILED | AWS::S3::Bucket | ChatBotApi/ChatBuckets/FilesBucket Resource handler returned message: "The specified method is not allowed against this...