home page is done

src/pages/Chat.jsx

@@ -1,8 +1,20 @@
-import React from 'react';
+import React, {useEffect, useState} from 'react';
 
 const Chat = () => {
+    const [interlocutorId, setInterlocutorId] = useState(0); // State to hold the interlocutorId
+
+    function getInterlocutorId() {
+      const id = localStorage.getItem('interlocutorId');
+      return id ? id : 0;
+    }
+
+    useEffect(() => {
+      const id = getInterlocutorId();
+      setInterlocutorId(id);
+    }, []);
+
   return (
-      <h2>Chat with ...</h2>
+      <h2>Chat with ... (id = {interlocutorId})</h2>
   );
 };