feat: front matter in decks

src/components/utils/csv-loader.ts

@@ -67,6 +67,9 @@ export async function loadCSV<T = Record<string, string>>(path: string): Promise
   const csvResult = result as CSV<T>;
   if (frontmatter) {
     csvResult.frontmatter = frontmatter;
+    for(const each of result){
+      Object.setPrototypeOf(each, frontmatter);
+    }
   }
   
   csvCache.set(path, result);