Update app to incorporate sigcrafting inventory endpoints

server/app.js

@@ -6,12 +6,13 @@ const app = express();
 const port = 4501;
 const { json, urlencoded } = require("body-parser");
 const Pool = require("pg").Pool;
-app.use(json());
+app.use(json({limit:"300kb"}));
 app.use(
   urlencoded({
     extended: true,
   })
 );
+app.use(express.json({limit:"300kb"}))
 const nodemailer = require("nodemailer");
 const fileUpload = require("express-fileupload");
 const unzipper = require("unzipper");
@@ -2730,6 +2731,31 @@ app.post("/cans", function (req, res) {
   }
 });
 
+inventoryData=[]
+inventoryLastUpdate = new Date().getTime();   
+
+app.post("/inventoryData",(req,res)=>{
+  if (req.body){
+    inventoryData=req.body
+    inventoryLastUpdate=new Date().getTime();
+    res.status(200).send("Done!");
+  } else {
+    res.status(400).send("Invalid credentials!");
+  }
+});
+
+app.get("/inventoryData",(req,res)=>{
+  if (req.query.lastUpdate){
+    if (req.query.lastUpdate>inventoryLastUpdate){
+      res.status(200).send("")
+    } else {
+      res.status(200).json(inventoryData)
+    }
+  } else {
+    res.status(200).json(inventoryData)
+  }
+})
+
 app.post("/streamkill/:id", function (req, res) {
   if (req.body && req.body.username && req.body.authentication_token) {
     GetUserLoginAllowed(