.NET: Add Agent Filtering Middleware ( #478 )
* WIP
* Wip
* Updated ADR
* Updated ADR
* Update files
* Address copilot comments
* Update filters from Task<T> to Task only
* Project endpoint
* Add agent ctor filter
* Other Agent Framework investigation
* Remove SK Java, no support
* Update LlamaIndex info
* Removing unrelated files
* Implementation with specialization
* Remove the specialization option as extra unecessary complexity
* Move middleware responsibility to a decorator
* Update readme
* Function invocation wip
* Add Agent Builder
* Adding comparison samples
* Reorganize Samples and Processor vs Decorator
* Remove merge files
* Address formating warnigs
* Update ADR
* Step13 README's update
* Address PR feedback
* Address PR feedback
* Remove configure await from ADR samples
* Update variables
* Address feedback
* Address Agent level tool invocation with Options.ToolsTransformer strategy
* Removing the Processor approach
* Proposal design for Middleware in CreateAIAgent extensions
* Examples clean up and consolitation
* Update middlewares to work with ApprovalREquiredFunction
* Clean-up sample
* Update override function call sample
* Drop configuration from the extensions, looks overkill
* Builder interface ..
* Revert IAIBuilder interface approach
* Cleanup sample
* Adding unit tests
* Fix UT
* Cleanup sample
* Remove unneeded dependency
* Address PR comment + Readme Samples
* Add missing comments for Program.cs Middleware
* Address mor PR comments + add client factory for OpenAI extensions
* Add OpenAI UnitTests for extensions
* Add AzureAI PersistentChatClient UT
* Addess feedback
* Add function invoking UT
* Add builder extension UT
* Address feedback + Rearange abstractions + UT fixes
* Drop context based middleware for full decorating impl
* Update unit tests
* Update UT coverage
* Removing Middelware namespace
* Add missing UT
* Remove internal ToolTransformation Property
* Adjust xmldoc
* Remove transient file
* Address merge conflict
* Add xmldoc remark for clarity
* Address comment
* Address feedback
* Update UT
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Co-authored-by: Chris <66376200+crickman@users.noreply.github.com >