feat: update README

Signed-off-by: Jörg Jooss <[email protected]>

Author: joergjo

README.md

@@ -18,3 +18,7 @@ you're new to Go will they help you to get started quickly without having to kno
 
    Technically, you can achieve the same with an Azure Function or a Logic App,
    but being able to run a 10 MB container image on a [Azure Container App with scale-to-zero](https://learn.microsoft.com/en-us/azure/container-apps/scale-app?pivots=azure-cli#http) to me is a viable alternative.     
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+1. [ragserver](./ragserver/): This is port of the RAG server sample that was published by the Go team on their official [blog](https://go.dev/blog/llmpowered) for Azure OpenAI/OpenAI.
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+1. [codeagent](./codeagent/): This is port of Thorsten Ball's fantastic code editing agent sample published on his [blog](https://ampcode.com/how-to-build-an-agent) for Azure OpenAI/OpenAI.