add get token, fix prompt

server/routers/dry-wash/get-token.js

@@ -0,0 +1,9 @@
+const getGigaToken = async () => {
+  const response = await fetch('https://admin.bro-js.ru/api/config/v1/dev')
+  const data = await response.json()
+  return data.features['dry-wash-bh'].GIGA_TOKEN.value
+}
+
+module.exports = {
+  getGigaToken
+}