Home page and sidebar update

Home page now shows who is logged in and the sidebar has a button to
home

frontend/src/pages/sidebar.rs

@@ -381,6 +381,7 @@ pub fn sidebar() -> Html {
             <SidebarStateProvider>
                 <nav class="sidebar user">
                     <ul>
+                        <Link<crate::Route> to={crate::Route::Home}>{ "󰟒" }</Link<crate::Route>>
                         <TicketMenu/>
                         <li class="logout-item">
                             <button
@@ -400,6 +401,7 @@ pub fn sidebar() -> Html {
             <SidebarStateProvider>
                 <nav class="sidebar admin">
                     <ul>
+                        <Link<crate::Route> to={crate::Route::Home}>{ "󰟒" }</Link<crate::Route>>
                         <TicketMenu/>
                         <UsersMenu/>
                         <Link<crate::Route> to={crate::Route::Diagnostics}>{ "Statistiken" }</Link<crate::Route>>