ADD: A LOT of pricing chart stuff

Added new pricing chart layout

app/components/Header.vue

@@ -2,10 +2,12 @@
   <div ref="stickyWatch" />
   <header ref="header" class="Header">
     <div ref="headerWrapper" class="wrapper z-0">
-      <strong>
-        <Icon class="logo" name="wf:logo" mode="svg" size="40px" />
-        webfussel
-      </strong>
+      <NuxtLink to="/" aria-label="Link zur Startseite">
+        <strong>
+          <Icon class="logo" name="wf:logo" mode="svg" size="40px" />
+          webfussel
+        </strong>
+      </NuxtLink>
       <input id="navToggle" v-model="isBurgerOpen" type="checkbox">
       <label :aria-label="burgerLabel" for="navToggle">
         <span/><span/><span/><span/>
@@ -37,21 +39,21 @@ const burgerLabel = computed(() => isBurgerOpen.value ? burgerCloseLabel : burge
 
 const nav = [
   {
-    to: `/`,
-    label: 'Home',
-    icon: 'house',
-    'aria-label': 'Link dieser Seite: Startseite'
+    to: `/booking`,
+    label: 'Projektbuchung',
+    icon: 'calendar-check',
+    aria: 'Link dieser Seite: Preise'
   },
   {
-    to: `/services`,
-    label: 'Leistungen',
-    icon: 'coins',
+    to: `/flatrate`,
+    label: 'Flatrate',
+    icon: 'piggy-bank',
     aria: 'Link dieser Seite: Preise'
   },
   {
     to: `/references`,
     label: 'Referenzen',
-    icon: 'at',
+    icon: 'sparkle',
     aria: 'Link dieser Seite: Referenzen'
   },
   {