Add "Apply for staff" link to homepage

This commit enhances the homepage by adding a new link to the "Apply for staff" page, making it easier for visitors to find and access staff application information directly from the main page. The new link is placed alongside the existing "Contact us" link for better visibility.

src/components/form/data/apply.tsx

@@ -163,6 +163,7 @@ export const apply: FormData = {
 
         age: Yup.number()
             .typeError('Input must be a number')
+            .integer('Please enter a whole number')
             .min(0, 'Please enter a valid age')
             .max(999, 'We do not accept players older than 999 years old sorry!')
             .required('You are required to fill out your age'),
@@ -175,6 +176,7 @@ export const apply: FormData = {
 
         avg_time: Yup.number()
             .typeError('Please enter a number')
+            .integer('Please enter a whole number')
             .min(0, 'Please enter a positive number')
             .max(168, 'There are only 168 hours in a week')
             .required('Please enter the average time you will be available each week'),

src/components/home/home.tsx

@@ -11,6 +11,7 @@ const Home: FunctionComponent = () => {
             <header className="App-header">
                 <h1>Welcome to the Altitude forms page</h1>
                 <h2><a href="/contact">Contact us.</a></h2>
+                <h2><a href="/apply">Apply for staff.</a></h2>
             </header>
         </div>
     );