Add node class and update liveGraph class

web/classes.js

@@ -1,3 +1,26 @@
+class node {
+  // Constructor to initialize the node
+  constructor(nodeId) {
+    this.nodeId = nodeId;
+    this.temperature = 0;
+    this.humidity = 0;
+    this.eCO2 = 0;
+    this.TVOC = 0;
+    this.connected = false;
+  }
+  // Function to update the data
+  updateData(temperature, humidity, eCO2, TVOC) {
+    this.temperature = temperature;
+    this.humidity = humidity;
+    this.eCO2 = eCO2;
+    this.TVOC = TVOC;
+  }
+  // Function to update the connection status
+  updateConnection(status) {
+    this.connected = status;
+  }
+}
+
 class liveGraph {
   // Constructor to initialize the graph
   constructor(id) {