Drupal 8 content migrations from CSV or spreadsheet, full tutorial. Learn to import complex data from CSV in 20 minutes, example code included.
— Drupal 8 content migrations from CSV or spreadsheet
Time to start thinking about this.
Interactive HTML Trees with No JavaScript
Interactive HTML Trees with No JavaScript https://shkspr.mobi/blog/2020/08/interactive-html-trees-with-no-javascript/