Add me endpoint

[NourAlPha]

Add endpoint to fetch current user details; implement getCurrentUserDetails method in AuthenticationService

[Copilot]

Pull Request Overview

This PR introduces a new endpoint to fetch current user details and implements the corresponding business logic in the AuthenticationService.

• Added the getCurrentUserDetails method to return details of the authenticated user or throw an exception if not properly authenticated.
• Introduced a new /me endpoint in the AuthenticationController to expose the new functionality.

Reviewed Changes

Copilot reviewed 2 out of 2 changed files in this pull request and generated no comments.

File	Description
src/main/java/com/podzilla/auth/service/AuthenticationService.java	Added getCurrentUserDetails method and a helper method for ensuring correct authentication type.
src/main/java/com/podzilla/auth/controller/AuthenticationController.java	Added a new GET endpoint (/me) to retrieve current user details.

Comments suppressed due to low confidence (1)

src/main/java/com/podzilla/auth/service/AuthenticationService.java:167

• [nitpick] The method name 'checkUserNotLoggedIn' is ambiguous given its purpose of ensuring the user is actually logged in. Consider renaming it to 'checkUserLoggedIn' for clearer intent.

private void checkUserNotLoggedIn(final String message) {