refactor: add in jest environment for tests, update README

.eslintrc.json

@@ -1,7 +1,8 @@
 {
     "env": {
         "browser": true,
-        "es2021": true
+        "es2021": true,
+        "jest/globals": true
     },
     "extends": [
         "eslint:recommended"
@@ -16,6 +17,7 @@
         "ecmaVersion": "latest",
         "sourceType": "module"
     },
+    "plugins": ["jest"],
     "rules": {
     }
 }

README.md

@@ -34,11 +34,12 @@ Users should be able to:
 
 ### Screenshot
 
-![Screenshot](./screenshot.png)
+![Mobile Screenshot](./screenshots/mobile.png)
+![Desktop Screenshot](./screenshots/desktop.png)
 
 ### Links
 
-- Live Site URL: [Age Calculator App](https://slightlyfunctional.gitlab.io/age-calculator-app/)
+- Live Site URL: [Age Calculator App](https://alexl8819.github.io/age-calculator-app/)
 
 ## My process
 
@@ -66,5 +67,4 @@ My current focus is to follow best practices and ensure code is readable, access
 
 ## Author
 
-- Website - [slightlyfunctional.com](https://slightlyfunctional.com)
-- Frontend Mentor - [@slightlyfunctional](https://www.frontendmentor.io/profile/slightlyfunctional)
+- Frontend Mentor - [@alexl8819](https://www.frontendmentor.io/profile/alexl8819)

index.html

@@ -19,7 +19,7 @@
     <main id="app"></main>
     <footer class="attribution">
       Challenge by <a href="https://www.frontendmentor.io?ref=challenge" target="_blank">Frontend Mentor</a>. 
-      Coded by <a href="#">slightlyfunctional</a>.
+      Coded by <a href="#">alexl8819</a>.
     </footer>
     <script type="module" src="/src/main.js"></script>
   </body>