Restructuration of the project folders

server/traque-front/hook/useLocalVariable.jsx

@@ -0,0 +1,15 @@
+import { useState, useEffect } from "react";
+
+export default function useLocalVariable(variable, setVariable) {
+    const [localVariable, setLocalVariable] = useState(variable);
+
+    useEffect(() => {
+        setLocalVariable(variable);
+    }, [variable]);
+
+    function applyLocalVariable() {
+        setVariable(localVariable);
+    }
+
+    return [localVariable, setLocalVariable, applyLocalVariable];
+}