refactor: 重构并修复博客相关API

apps/frontend/lib/api/endpoints/blog.client.ts

@@ -0,0 +1,25 @@
+import { BlogComment } from "@/lib/types/blogComment";
+import { clientFetch } from "../client";
+
+export async function getBlog(id: string, password?: string) {
+    return clientFetch<{
+        id: string;
+        title: string;
+        createdAt: string;
+        content: string;
+    }>(`/api/blog/${id}` + (password ? `?p=${password}` : ''));
+}
+
+export async function getComments(id: string) {
+    return clientFetch<BlogComment[]>(`/api/blog/${id}/comments`);
+}
+
+export async function createComment(blogId: string, content: string, parentId?: string) {
+    return clientFetch<BlogComment>(`/api/blog/${blogId}/comment`, {
+        method: 'POST',
+        body: JSON.stringify({
+            content,
+            parentId: parentId || null,
+        }),
+    });
+}