upgrade agent framework to RC (#242)

Implement anonymous chat limitation (#240)

Fix package Microsoft.SemanticKernel.Core vulnerability and some build warnings (#241)

upgrade packages (#239)

Implement Lazy load conversations (#237)

Implement Memory Preference for user (#236)

Fix build warnings (#235)

Bug fixing - Search knowledge (#234)

Implement Long term memory (across conversations) (#225)

fix warnings (#232)

Remove unused files (#230)

upgrade nuget packages: Azure.Identity and BootstrapBlazor (#229)

upgrade packages (#224)

Implement Token Usage per user and allow admin to track it (#223)

enhance main prompt (#218)