Switch to Axios, Panel component test

frontend/src/App.tsx

@@ -4,7 +4,6 @@ import ArticleSelector from "./components/ArticleSelector/ArticleSelector";
 import Panel from "./components/Panel/Panel";
 import TOC from "./components/TOC/TOC";
 
-import useNavState from "./store/navStore";
 import useUIStore from "./store/uiStore";
 
 import styles from "./App.module.css";
@@ -13,7 +12,6 @@ import { useTOC } from "./hooks/toc";
 
 function App() {
   const { numPanels, addPanel } = useUIStore();
-  const { celexId, articleId } = useNavState();
   const { data: toc, isPending, error } = useTOC();
 
   if (isPending) {
@@ -35,11 +33,9 @@ function App() {
         {Array.from({ length: numPanels }, (_, index) => (
           <Panel
             key={index}
-            celexId={celexId!}
             language={
               Object.values(Language)[index % Object.values(Language).length]
             }
-            articleId={articleId!}
           />
         ))}
       </div>