Added some more fields to track for inventory; fixed routing issues with the /item/:id route

src/routes/item.js

@@ -21,6 +21,10 @@ exports.getAdd = async function (req, res) {
 exports.postAdd = async function (req, res) {
   const item = await Item.create({
     name: req.body.item_name,
+    serialNumber: req.body.item_serial,
+    skuNumber: req.body.item_sku,
+    purchasedFrom: req.body.item_purchase_from,
+    purchasedAt: req.body.item_purchase_date,
     manufacturer: req.body.item_manufacturer,
     type: req.body.item_type,
   });