add auth connection with backend part

luckydiamond/src/assets/js/storage/CookieStorage.js

@@ -0,0 +1,34 @@
+export function SetCookie(name, value, years = 10) {
+    var expires = "";
+    if (value) {
+        var date = new Date();
+        date.setTime(date.getTime() + (years * 365 * 24 * 60 * 60 * 1000));
+        expires = "; expires=" + date.toUTCString();
+    }
+    document.cookie = name + "=" + (value || "") + expires + "; path=/";
+}
+
+export function DeleteCookie(name) {
+    document.cookie = name + '=; expires=Thu, 01 Jan 1970 00:00:01 GMT; path=/;';
+}
+
+export function DeleteAllCookie() {
+    const cookies = document.cookie.split(';');
+
+    for (let cookie of cookies) {
+        const eqPos = cookie.indexOf('=');
+        const name = eqPos > -1 ? cookie.substr(0, eqPos) : cookie;
+        document.cookie = name + '=; expires=Thu, 01 Jan 1970 00:00:01 GMT; path=/;';
+    }
+}
+
+export function GetCookie(name) {
+    var nameEQ = name + "=";
+    var ca = document.cookie.split(';');
+    for (var i = 0; i < ca.length; i++) {
+        var c = ca[i];
+        while (c.charAt(0) == ' ') c = c.substring(1, c.length);
+        if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length, c.length);
+    }
+    return null;
+}