If ReviewedAt is not set, set the timestamp for ReviewedAt

To store the time of the first review.

cms/src/api/update-item/controllers/update-item.js

@@ -66,8 +66,12 @@ module.exports = createCoreController('api::update-item.update-item', ({ strapi
         // Apply review operation
         // const entity = await strapi.service('api::update-item.update-item').findOne(ctx.params.id);
         // console.log(entity);
+        const now = new Date();
+        if (ctx.request.body.data.ReviewedAt === null) {
+          ctx.request.body.data.ReviewedAt = now;
+        }
         ctx.request.body.data.reviewedBy = ctx.state.user.id;
-        ctx.request.body.data.UpdateReviewTimestamp = new Date();
+        ctx.request.body.data.UpdateReviewTimestamp = now;
         response = await super.update(ctx);
         break;
     }