Better Transcription Review and Map Reuse

🔄 Improvements

• Onboarding tour explanations are clearer and better explain how the assistant helps during recording and transcription review.

✨ New Features

• Transcription branches are now highlighted after recording, making it easier to return to key moments in the mind map.
  Demo video
• You can now quote transcription branches after recording, not only during live transcription. This makes reuse and structuring ideas more flexible.
  Demo video
• Added the ability to recreate section branches from a transcription, allowing you to generate an alternative structure without losing the original version.
  Example video
• New context menu buttons for Remap, Quote, and Star make transcription review actions easier to discover.
  Screenshot

🛠 Fixes

• Fixed: The assistant no longer disappears after editing branch text, so you can keep working without losing guidance.
  Before: https://youtu.be/usOSwmUxlVg
  After: https://youtu.be/Zt0o__PqlA4
• Fixed: Minor interface issues in the transcription controls.

And other improvements