Add new swing in new window command

[lostintangent]

Related to #97

Add a new command "New Swing in New Window" to create a new swing in a new VS Code window.

• package.json

  • Add a new command codeswing.newSwingInNewWindow with the title "New Swing in New Window".

• src/creation/index.ts

  • Implement the newSwingInNewWindow function to create a new temporary directory for the swing.
  • Prompt the user with the existing "new swing" flow.
  • Open the new swing in a new VS Code window.
  • Register the new command to call the newSwingInNewWindow function.

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For more details, open the Copilot Workspace session.

[lostintangent]

Add documentation for the new command New Swing in New Window

• New Command Section
  • Add a new command CodeSwing: New Swing in New Window to the list of commands.
  • Describe the functionality of the new command.
  • Provide an example of how to use the new command.

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For more details, open the Copilot Workspace session.