feat: create index.astro for redirect because we want to use ogp for /2025 path

Author: ryoppippi

2025/astro.config.mjs

@@ -13,8 +13,7 @@ export default defineConfig({
 	},
 
 	redirects: {
-		'/': '/2025/ja',
-		'/2025': '/2025/ja',
+		'/': '/2025',
 	},
 
 	vite: {

2025/src/components/LanguagePicker.astro

@@ -2,7 +2,13 @@
 // @ts-expect-error not found
 import { base } from 'astro:config/client';
 
-const languages = Object.keys(import.meta.glob('../pages/*.astro')).map(p => p.split('/').at(-1)!.replace('.astro', '')).sort();
+const languages
+  = Object.keys(import.meta.glob('../pages/*.astro'))
+      .map(p => p.split('/')
+      .at(-1)!
+      .replace('.astro', ''))
+      .filter(lang => lang !== 'index')
+      .sort();
 const pathname = Astro.url.pathname.replace(import.meta.env.BASE_URL, '');
 const currentLang = pathname.split('/')[1];
 ---
@@ -13,7 +19,7 @@ const currentLang = pathname.split('/')[1];
     {lang.toUpperCase()}
   </a>
   {i < languages.length - 1 && <span class="separator">/</span>}
-  </>
+</>
   ))}
 </div>
 

2025/src/pages/index.astro

@@ -0,0 +1,6 @@
+---
+import Layout from '@/layouts/Layout.astro';
+---
+<Layout />
+
+<meta http-equiv="refresh" content="0;url=/2025/ja" />