fix(blog): invalid export

apps/blog/src/app/layout.tsx

@@ -29,13 +29,12 @@ import Image from "next/image"
 
 import Footer from "@/components/Footer"
 import Header from "@/components/Header"
-
-export const titlePrefix = "pomp's blog | "
+import titlePrefix from "@/titlePrefix"
 
 export const metadata: Metadata = {
     metadataBase: new URL("https://blog.developomp.com"),
     title: {
-        template: `${titlePrefix}%s`,
+        template: titlePrefix + "%s",
         default: "",
     },
     description: "developomp's Blog",