remove last remnants of react

package.json

@@ -68,8 +68,6 @@
     "@types/color": "^4.2.0",
     "@types/lodash": "^4.17.16",
     "@types/node": "^22.13.10",
-    "@types/react": "^19.0.10",
-    "@types/react-dom": "^19.0.4",
     "@types/sortablejs": "^1.15.8",
     "@types/uuid": "^10.0.0",
     "@types/webextension-polyfill": "^0.12.3",
@@ -88,9 +86,6 @@
     "lodash": "^4.17.21",
     "million": "^3.1.11",
     "motion": "^12.4.12",
-    "react": "17",
-    "react-best-gradient-color-picker": "3.0.11",
-    "react-dom": "17",
     "rss-parser": "^3.13.0",
     "sortablejs": "^1.15.6",
     "svelte": "^5.22.6",