Extract from my work, you can a demo in live Combined sunburst and line chart, currently you must generate the data by yourself, I also uploaded the skills.xlsx file to help generate this file(skillsdata.js).

Features:

• [TODO]works with data that is in a CSV format (you don't need to pre-generate a hierarchical JSON file, unless your data file is very large)
• interactive breadcrumb trail helps to emphasize the sequence, so that it is easy for a first-time user to understand what they are seeing

If you want to simply reuse this with your own data, here are some tips for generating the skillsdata.js file: