Add admin page that can edit users

Add admin page that's only accessible to admins with a listing of users
and the ability to edit the access types of those users.

stores/account.ts

@@ -27,6 +27,7 @@ export const useAccountStore = defineStore("account", () => {
 	});
 
 	const getters = {
+		isAdmin: computed(() => state.type.value === "admin"),
 		isCrew: computed(() => state.type.value === "crew" || state.type.value === "admin"),
 		canEdit: computed(() => state.type.value === "admin" || state.type.value === "crew" ),
 		canEditPublic: computed(() => state.type.value === "admin"),