* refactor: update branch naming convention for Kubernetes compatibility
- Changed timestamp format in branch names to a shorter, Kubernetes-compatible style (lowercase, hyphens only).
- Updated related tests to reflect new branch name format.
- Ensured branch names are limited to a maximum of 50 characters to comply with Kubernetes naming requirements.
* refactor: clean up timestamp formatting in branch naming logic
- Removed unnecessary whitespace and standardized string formatting for the Kubernetes-compatible timestamp in branch names.
- Ensured consistency in the use of double quotes for string literals.
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