Fixed the following 3 issues.
- In Swimlane view, branch labels in the first lane were overflowing outside the lane, but they now wrap and display within the lane.
- In Simple view, branch, start, and End Node positions could become misaligned, but they no longer shift out of place.
- When attaching an image with a width or height exceeding 8000px to AI Chat, an error occurred at the time of sending, but a notice is now displayed before sending.