add simple admin service

local-admin/public/src/entities/article/api.js

@@ -0,0 +1,31 @@
+import { fetchJson } from '../../shared/api/http.js';
+
+export async function getArticles() {
+  const response = await fetchJson('/api/articles');
+  return response.articles;
+}
+
+export async function createArticle(article) {
+  const response = await fetchJson('/api/articles', {
+    method: 'POST',
+    headers: { 'Content-Type': 'application/json' },
+    body: JSON.stringify({ article }),
+  });
+
+  return response.article;
+}
+
+export async function updateArticle(slug, article) {
+  const response = await fetchJson(`/api/articles/${encodeURIComponent(slug)}`, {
+    method: 'PUT',
+    headers: { 'Content-Type': 'application/json' },
+    body: JSON.stringify({ article }),
+  });
+
+  return response.article;
+}
+
+export async function deleteArticle(slug) {
+  const response = await fetchJson(`/api/articles/${encodeURIComponent(slug)}`, { method: 'DELETE' });
+  return response.article;
+}