Move away from smartling CLI

ts/util/smartling.ts

@@ -0,0 +1,41 @@
+// Copyright 2024 Signal Messenger, LLC
+// SPDX-License-Identifier: AGPL-3.0-only
+
+import * as packageJson from '../../package.json';
+import { getUserAgent } from './getUserAgent';
+
+type AuthenticateOptionsType = Readonly<{
+  userIdentifier: string;
+  userSecret: string;
+}>;
+
+export const API_BASE = new URL('https://api.smartling.com/');
+export const PROJECT_ID = 'ef62d1ebb';
+
+export async function authenticate({
+  userIdentifier,
+  userSecret,
+}: AuthenticateOptionsType): Promise<Headers> {
+  const res = await fetch(new URL('./auth-api/v2/authenticate', API_BASE), {
+    method: 'POST',
+    headers: {
+      'content-type': 'application/json',
+    },
+    body: JSON.stringify({
+      userIdentifier,
+      userSecret,
+    }),
+  });
+  if (!res.ok) {
+    throw new Error('Failed to authenticate with Smartling');
+  }
+
+  const {
+    response: { data: auth },
+  } = await res.json();
+
+  return new Headers({
+    authorization: `${auth.tokenType} ${auth.accessToken}`,
+    'user-agent': getUserAgent(packageJson.version),
+  });
+}