feat: migrate old tx addresses to blacklist table

feat: add new addresses to blacklist list

migrations/1624214428956-txs-addresses-to-blacklist.js

@@ -0,0 +1,14 @@
+var db = require('./db')
+
+exports.up = function (next) {
+  var sql = [
+    `INSERT INTO blacklist SELECT DISTINCT crypto_code, to_address, false FROM cash_in_txs ON CONFLICT DO NOTHING`,
+    `INSERT INTO blacklist SELECT DISTINCT crypto_code, to_address, false FROM cash_out_txs ON CONFLICT DO NOTHING`
+  ]
+
+  db.multi(sql, next)
+}
+
+exports.down = function (next) {
+  next()
+}