Update article with date string

src/api/article/content-types/article/lifecycles.js

@@ -0,0 +1,19 @@
+const { format } = require("date-fns");
+const { fr } = require("date-fns/locale");
+
+module.exports = {
+  async afterUpdate(event) {
+    const { result, params } = event;
+    const { data } = event.params;
+
+    const formattedDate = format(new Date(result.publishedAt), 'PPPP', { locale: fr });
+
+    if (result.date !== formattedDate) {
+      await strapi.entityService.update('api::article.article', result.id, {
+        data: {
+          date: formattedDate,
+        }
+      });
+    }
+  }
+}