v0.121.5

## What's Changed
* [chore] Remove dead code, stale comments and outdated docs from mobile and packages by @ashrafchowdury in https://github.com/Agenta-AI/agenta/pull/7136
* [feat] Redesign the Publish drawer and add the Settings > Channels page by @ashrafchowdury in https://github.com/Agenta-AI/agenta/pull/7159
* [feat] Float the shared drawer panel and simplify its chrome by @ashrafchowdury in https://github.com/Agenta-AI/agenta/pull/7163
* [docs] Update API reference docs by @github-actions[bot] in https://github.com/Agenta-AI/agenta/pull/7207
* fix(chart): keep the autoscaler from evicting the single-replica stateful pods by @mmabrouk in https://github.com/Agenta-AI/agenta/pull/7211
* [feat] Agent templates: catalog, marketplace pages, save and load templates by @mmabrouk in https://github.com/Agenta-AI/agenta/pull/7206
* [fix] Avoid competing microphone capture during mobile dictation by @mmabrouk in https://github.com/Agenta-AI/agenta/pull/7209
* [7198] fix(runner): make inprocess attachment copies readable by @mmabrouk in https://github.com/Agenta-AI/agenta/pull/7202
* [7200] fix(gate): accept a Kubernetes pod name in the bash journey token by @mmabrouk in https://github.com/Agenta-AI/agenta/pull/7210
* [fix] Fix /w inputs and Publish Back, release CI format, dev host IP by @mmabrouk in https://github.com/Agenta-AI/agenta/pull/7212
* fix(frontend): fix v0.121.5 unit tests and UI regressions from the QA sweep by @mmabrouk in https://github.com/Agenta-AI/agenta/pull/7213
* fix(frontend): drop the focus ring on the borderless session search field by @mmabrouk in https://github.com/Agenta-AI/agenta/pull/7216
* [release] v0.121.5 by @github-actions[bot] in https://github.com/Agenta-AI/agenta/pull/7194


**Full Changelog**: https://github.com/Agenta-AI/agenta/compare/v0.121.4...v0.121.5