Feature: enhance resource inclusion to chats via tagging with '#' #780
Description
Follow up to patternfly/patternfly-design-kit#901
implement updated MessageBar pattern per the Genie user input concepts: https://www.figma.com/design/lJ5s1z11E4Q2Bp6kD3TE0W/Red-Hat-Project-Genie?node-id=353-5202&p=f&m=dev
- typing a '#' opens a menu of resources which could be selected
- selecting a resource adds an inline styled snippet representing the selection in the input