feat: customer auth via email

migrations/1700123461283-phone-on-tx.js

@@ -0,0 +1,14 @@
+const db = require('./db')
+
+exports.up = function (next) {
+  let sql = [
+    'ALTER TABLE cash_in_txs ADD COLUMN email text',
+    'ALTER TABLE cash_out_txs ADD COLUMN email text',
+  ]
+
+  db.multi(sql, next)
+}
+
+exports.down = function (next) {
+  next()
+}