[#370] added rich text editor field

ui/package.json

@@ -23,6 +23,7 @@
     "@codemirror/state": "^6.0.0",
     "@codemirror/view": "^6.0.0",
     "@sveltejs/vite-plugin-svelte": "^2.0.2",
+    "@tinymce/tinymce-svelte": "^1.0.0",
     "chart.js": "^3.7.1",
     "chartjs-adapter-luxon": "^1.2.0",
     "luxon": "^2.3.2",