add dbiz, add history

src/routes/writing.tsx

@@ -1,6 +1,16 @@
 import { createFileRoute } from "@tanstack/react-router"
 import { WritingChecker } from "@/features/writing/components/WritingChecker"
+import { WritingHistory } from "@/features/writing/components/WritingHistory"
+
+function WritingPage() {
+  return (
+    <>
+      <WritingChecker />
+      <WritingHistory />
+    </>
+  )
+}
 
 export const Route = createFileRoute("/writing")({
-  component: WritingChecker,
+  component: WritingPage,
 })