Добавлен frontend API-клиент авторизации

frontend/src/api.js

@@ -0,0 +1,41 @@
+const BASE = "/api";
+
+async function request(path, options = {}) {
+  const response = await fetch(`${BASE}${path}`, {
+    ...options,
+    headers: {
+      "Content-Type": "application/json",
+      ...(options.headers || {}),
+    },
+  });
+  const data = await response.json().catch(() => ({}));
+  if (!response.ok) {
+    throw new Error(data.detail || "Ошибка запроса");
+  }
+  return data;
+}
+
+export async function register(email, password) {
+  return request("/auth/register", {
+    method: "POST",
+    body: JSON.stringify({ email, password }),
+  });
+}
+
+export async function login(email, password) {
+  const body = new URLSearchParams({ username: email, password });
+  const response = await fetch(`${BASE}/auth/login`, {
+    method: "POST",
+    headers: { "Content-Type": "application/x-www-form-urlencoded" },
+    body,
+  });
+  const data = await response.json().catch(() => ({}));
+  if (!response.ok) throw new Error(data.detail || "Ошибка входа");
+  return data;
+}
+
+export function getMe(token) {
+  return request("/auth/me", {
+    headers: { Authorization: `Bearer ${token}` },
+  });
+}