feat: use server-side date to generate copyright year (#217)

src/components/Footer.astro

@@ -2,14 +2,15 @@
 
 import { profileConfig } from '../config'
 import { url } from '../utils/url-utils'
+const currentYear = new Date().getFullYear()
 ---
 
 <!--<div class="border-t border-[var(&#45;&#45;primary)] mx-16 border-dashed py-8 max-w-[var(&#45;&#45;page-width)] flex flex-col items-center justify-center px-6">-->
 <div class="transition border-t border-black/10 dark:border-white/15 my-10 border-dashed mx-32"></div>
 <!--<div class="transition bg-[oklch(92%_0.01_var(&#45;&#45;hue))] dark:bg-black rounded-2xl py-8 mt-4 mb-8 flex flex-col items-center justify-center px-6">-->
 <div class="transition border-dashed border-[oklch(85%_0.01_var(--hue))] dark:border-white/15 rounded-2xl mb-12 flex flex-col items-center justify-center px-6">
     <div class="transition text-50 text-sm text-center">
-        © 2024 {profileConfig.name}. All Rights Reserved. /
+        &copy; <span id="copyright-year">{currentYear}</span> {profileConfig.name}. All Rights Reserved. /
         <a class="transition link text-[var(--primary)] font-medium" target="_blank" href={url('rss.xml')}>RSS</a> /
         <a class="transition link text-[var(--primary)] font-medium" target="_blank" href={url('sitemap-index.xml')}>Sitemap</a><br>
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