fix: add default timezone migration

migrations/1645459054117-default-timezone.js

@@ -0,0 +1,20 @@
+const _ = require('lodash/fp')
+const { saveConfig, loadLatest } = require('../lib/new-settings-loader')
+
+exports.up = function (next) {
+  const newConfig = {}
+  return loadLatest()
+    .then(config => {
+      if (!_.isNil(config.config.locale_timezone)) return
+      newConfig[`locale_timezone`] = 'GMT'
+      return saveConfig(newConfig)
+    })
+    .then(next)
+    .catch(err => {
+      return next(err)
+    })
+}
+
+module.exports.down = function (next) {
+  next()
+}

new-lamassu-admin/src/utils/timezone-list.js

@@ -143,4 +143,6 @@ const buildTzLabels = timezoneList => {
 
 const labels = buildTzLabels(timezones)
 
-export { labels, timezones }
+const DEFAULT_TIMEZONE = 'GMT'
+
+export { labels, timezones, DEFAULT_TIMEZONE }