⚡ Add autocompletion for i18n keys in script sections of Vue files (#3133)

* 📘 Type `baseText()` to i18n keys

* 📘 Adjust `baseText()` signature

* 👕 Except JSON files from Vue ESLint

* 🐛 Fix errors surfaced by `baseText()` typing

* ⚡ Pluralize keys

* 📘 Add typing for category names

* ⚡ Mark internal keys

* ✏️ Update docs references

* 🎨 Prettify syntax

* 🐛 Fix leftover internal key references

packages/editor-ui/src/components/InviteUsersModal.vue

@@ -106,7 +106,10 @@ export default mixins(showMessage).extend({
 		},
 		buttonLabel(): string {
 			if (this.emailsCount > 1) {
-				return this.$locale.baseText('settings.users.inviteXUser', { interpolate: { count: this.emailsCount }});
+				return this.$locale.baseText(
+					'settings.users.inviteXUser',
+					{ interpolate: { count: this.emailsCount.toString() }},
+				);
 			}
 
 			return this.$locale.baseText('settings.users.inviteUser');