1. 【New function】Support setting topics as tasks, and setting priority and due date for topics
2. 【New function】Support adding multi-select node function
3. 【Optimization】 Add location hints for mobile nodes
4. 【Optimization】Optimize some icons and pop-up UI
5. 【Fix】Fix the problem that when a map with empty nodes was exported to Markdown format, it could not be re-imported
6. 【Fix】Fix an issue where images in template maps were missing
7. 【Fix】Fix some other known bugs