Angular - AI Management: Show usage summary for chat playground #21718
BackDescription
Resolves #21673
Checklist
- I fully tested it as developer / designer and created unit / integration tests
- I documented it (or no need to document or I will create a separate documentation issue)
- I've assigned reviewer, related labels and set a milestone for this PR
How to test it?
- You can use this branch for testing
issue/test-token-usage-uithat is generated based on this branch. - The rest is the same you can either copy changes to app-pro template or use the dev-app with the app-pro backend.