first commit

public/js/api.js

@@ -0,0 +1,21 @@
+export async function apiRequest(path, options = {}) {
+  const response = await fetch(path, {
+    ...options,
+    credentials: 'same-origin',
+    headers: {
+      ...(options.body ? { 'content-type': 'application/json' } : {}),
+      ...options.headers,
+    },
+  });
+
+  if (response.status === 401) {
+    window.location.assign('/login');
+    throw new Error('로그인이 필요합니다.');
+  }
+
+  if (response.status === 204) return null;
+  const data = await response.json().catch(() => ({}));
+  if (!response.ok) throw new Error(data.error?.message ?? '요청을 처리하지 못했습니다.');
+  return data;
+}
+