refactor: Création de nouveaux composants / update formulaire de

création de classe (#2)

Front-End/src/context/SpecialityFormContext.js

@@ -0,0 +1,18 @@
+import React, { createContext, useState, useContext } from 'react';
+
+const SpecialityFormContext = createContext();
+
+export const useSpecialityForm = () => useContext(SpecialityFormContext);
+
+export const SpecialityFormProvider = ({ children, initialSpeciality }) => {
+  const [formData, setFormData] = useState(() => ({
+    nom: initialSpeciality.nom || '',
+    codeCouleur: initialSpeciality.codeCouleur || '#FFFFFF',
+  }));
+
+  return (
+    <SpecialityFormContext.Provider value={{ formData, setFormData }}>
+      {children}
+    </SpecialityFormContext.Provider>
+  );
+};