14 standardize and clean api and fix bruno configuration (#25)

* ADD JWT authentication support with token generation and validation

* ADD JWT handling after successful login

* ADD user authentication and standardize user retrieval

* COMBINE token dtos

* ADD JWT authentication filter

* IMPROVE token handling

* STANDARDIZE API endpoints and improve JWT handling

* REMOVE extra logging

* REMOVE redundant job existence checks

* UPDATE Bruno Google token

* REFACTOR some classes

* ADD JWT cookie check

* ADD AuthProvider and CORS configuration; UPDATE API endpoints for consistency

* ADD JWT validation check;

* ADD profile picture to database

* ADD reload after login to update page

* PATCH login issue

* REMOVE unused classes

* ADJUST logging in JwtFilter

* REMOVE unused React component

frontend/src/pages/Home.tsx

@@ -1,4 +1,5 @@
 const Home = () => {
+
     return (
         <div className={"max-h-screen flex flex-col justify-center items-center px-6 py-12 text-gray-900"}>
             {/* Logo */}