Esmena a "Creating a new segment at Campaign Builder"

Has your proposal been discussed on the Mautic Forums already?
Please share the link here - all feature requests should start life on the forums for full and active discussion before coming here when there is enough interest to start development.

Is your feature request related to a problem? Please describe.
Currently, when opening the Campaign Builder, users can only select existing segments. There’s no option to create a new segment directly from the builder.

Describe the solution you'd like
Adding the ability to create a segment inline would save time and remove the need to switch back and forth between the Campaign and Segments pages, improving overall workflow efficiency.

Describe alternatives or workarounds you've considered
A clear and concise description of any alternative solutions or features you've considered.

Additional context
Add any other context or screenshots about the feature request here.

Does this issue could impact on users private data?
Ex. issues related with user's sign up/sign in process, verifications, invitations, sensitive data like email, IP addresses, etc.

Funded by
If funding is available, please indicate here which organization is funding it or willing to work on it.