fix: quick wins — calendar, about, glances, admin UX, releases, iframe, notes (#6116)

.vscode/extensions.json

@@ -1,7 +1,7 @@
 {
   "recommendations": [
     "dbaeumer.vscode-eslint",
-    "esbenp.prettier-vscode",
+    "oxc.oxc-vscode",
     "yoavbls.pretty-ts-errors",
     "million.million-lint",
     "lokalise.i18n-ally"