Added a basic item add page/route

src/models/item.js

@@ -0,0 +1,21 @@
+module.exports = (sequelize, Sequelize) => {
+
+  const Item = sequelize.define("item", {
+  
+    name: {
+      type: Sequelize.STRING
+    },
+    
+    manufacturer: {
+      type: Sequelize.STRING
+    },
+    
+    type: {
+      type: Sequelize.STRING
+    }
+    
+  });
+  
+  return Item;
+
+};