docs: fix right sidebar sponsors (#1477)

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->

## Summary by CodeRabbit

* **New Features**
* Added a "Become a sponsor" link that appears when the sponsor list has
fewer than three items.

<!-- end of auto-generated comment: release notes by coderabbit.ai -->

Author: dinwwwh

apps/content/.vitepress/theme/components/AsideSponsors.vue

@@ -8,16 +8,16 @@ const containerIsVisible = useElementVisibility(container)
 
 const { sponsors } = useSponsors(containerIsVisible)
 
-const normalSponsors = computed(() => sponsors.value.filter(s => s.rideSidebarSize === 'normal'))
-const smallSponsors = computed(() => sponsors.value.filter(s => s.rideSidebarSize === 'small'))
+const normalSponsors = computed(() => sponsors.value.filter(s => s.rightSidebarSize === 'normal'))
+const smallSponsors = computed(() => sponsors.value.filter(s => s.rightSidebarSize === 'small'))
 </script>
 
 <template>
   <div ref="container" class="aside-container">
     <a class="aside-sponsors-title" href="https://github.com/sponsors/dinwwwh" target="_blank" rel="noopener">SPONSORS</a>
 
     <div class="aside-sponsors-list">
-      <a v-for="sponsor in normalSponsors" :key="sponsor.login" class="aside-sponsor" target="_blank" :href="sponsor.rideSidebarLink">
+      <a v-for="sponsor in normalSponsors" :key="sponsor.login" class="aside-sponsor" target="_blank" :href="sponsor.rightSidebarLink">
         <img :src="sponsor.rightSidebarLogo" :alt="sponsor.name">
       </a>
 
@@ -26,7 +26,7 @@ const smallSponsors = computed(() => sponsors.value.filter(s => s.rideSidebarSiz
       </a>
 
       <div class="aside-sponsors-small">
-        <a v-for="sponsor in smallSponsors" :key="sponsor.login" class="aside-sponsor" target="_blank" :href="sponsor.rideSidebarLink">
+        <a v-for="sponsor in smallSponsors" :key="sponsor.login" class="aside-sponsor" target="_blank" :href="sponsor.rightSidebarLink">
           <img :src="sponsor.rightSidebarLogo" :alt="sponsor.name">
         </a>
       </div>

apps/content/.vitepress/theme/composables/sponsors.ts

@@ -9,8 +9,8 @@ export interface JSONSponsor {
   amount: number
   link?: string
   org: boolean
-  rideSidebarSize: 'normal' | 'small' | 'none'
-  rideSidebarLink?: string
+  rightSidebarSize: 'normal' | 'small' | 'none'
+  rightSidebarLink?: string
   rightSidebarLogo: string
 }