2024-08-28: Updated nuget pkgs, update deploy to use gpt-4o-mini and target region

[elbruno]

Changes

• update nuget packages to latest versions.
• change default model from gpt-35-turbo to gpt-4o-mini
• change default azure deployment region to East US
• remove the paragraph about requesting access to AOAI
• improve yml files
• update readme with Azure AI Search
• update core AZD bicep modules from the official repo
• implement chat protocol

PRs

• Update nuget pkgs, update deploy to use gpt-4o-mini and target region #358
• Update main.bicep added gpt-4o-mini #355
• Update dotnet-build.yml #351
• update Azure.Identity package version to fix security vulnerability #346
• Update README.md with Azure AI Search #330
• azd up requires openAIApiKey infra param?  #318
• Update core AZD bicep modules from the official repo #324
• Updated branding to use "Azure AI Search" #323
• implement chat protocal #299

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This discussion was created from the release 2024-08-28: Updated nuget pkgs, update deploy to use gpt-4o-mini and target region.