#381 refactor (Desktop): Make it so when you make a new terminal it makes it in your screen

Description

Related Issues

Type of Change

• [] Bug fix
• New feature
• Documentation
• [x ] Refactor
• Other (please describe):

Testing

Screenshots (if applicable)

Additional Notes

Summary by CodeRabbit

• New Features

  • Create panes directly within existing tabs (instead of always opening new tabs).
  • Set a custom name when creating a new pane.

• Improvements

  • Configure new panes with initial commands and working directory.
  • Smarter tab/pane creation that adapts to the active tab and preserves renaming behavior for newly created tabs.

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