update.json

{
  "homepage": "https://github.com/ConcerroX/emi-plus-plus",
  "1.21.1": {
    "2.0.0": "Rewrite by Claude Code\nPer-group border color, show/hide border and fill options\nIn-game group editor via EMI settings → Edit Groups",
    "2.1.0": "Creative Mode Tabs for EMI index\nBlock tag support in stack groups\nEditor UX fixes: modal dialogs, duplicate ID validation, auto paging, tag source labels",
    "2.1.1": "Support for KubeJS's RecipeViewerEvents#groupEntries"
  },
  "promos": {
    "1.21.1-latest": "2.1.1",
    "1.21.1-recommended": "2.1.1"
  }
}