feat: do not use path as date

post-build.ts

@@ -28,10 +28,6 @@ function readArticleMetadata(path: string): Record<string, string> | null {
   const metadata: Record<string, string> = {
     path: path.replaceAll('/index.md', ''),
   }
-  const dateMatch = path.match(/(\d{4}\/\d{2}\/\d{2})/)
-  if (dateMatch && dateMatch[1]) {
-    metadata['date'] = dateMatch[1].replaceAll('/', '-')
-  }
   do {
     subMatch = METADATA_REGEX.exec(match[1])
     if (subMatch && subMatch[1] && subMatch[2]) {
@@ -93,7 +89,7 @@ if (!indexContent) {
 }
 
 const metadatas = getFiles('articles')
-  .filter((path) => path.match(/\d{4}\/\d{2}\/\d{2}\/index.md$/))
+  .filter((path) => path.match(/\/index.md$/))
   .map((path) => readArticleMetadata(path))
   .filter((metadata) => !!metadata)