Function comments

frontend/svelte/src/models/customToasts.ts

@@ -1,6 +1,10 @@
 import {toast} from "@zerodevx/svelte-toast";
 import {capitalizeFirstLetter} from "./PomeloUtils";
 
+/**
+ * Creates an error message toast with red background.
+ * @param m
+ */
 export const createErrorToast = (m: string) => {
     toast.push("Error: " + capitalizeFirstLetter(m), {
         theme: {

frontend/svelte/src/models/user.ts

@@ -1,3 +1,6 @@
+/**
+ * User.
+ */
 export class User {
     id: number;
     email: string;