[Bug] - gemini cli was replaced by agy - antigravity cli - need to update docker image

**gemini cli was replaced by agy - antigravity cli on June 18 2026**
gemini cli was replaced by agy - antigravity cli - need to update docker image
[Gemini cli change log](https://geminicli.com/docs/changelogs/)
the docker image [gemini-cli](https://hub.docker.com/r/kasmweb/gemini-cli)
should be replaced with antigravity-cli


**Workspaces Installation Method**
docker image

