refactor: 移除未使用的文件导入

Author: Robert-Stackflow

src/components/posts-loop.astro

@@ -1,6 +1,6 @@
 import { defineCollection, z } from "astro:content";
 
-import { glob, file } from "astro/loaders";
+import { glob } from "astro/loaders";
 
 const post = defineCollection({
   loader: glob({ pattern: "**/*.{md,mdx}", base: "./src/content/post" }),