chore: use monorepo organization

packages/server/lib/migrate.js

@@ -0,0 +1,24 @@
+const path = require('path')
+const migrate = require('migrate')
+
+const DbMigrateStore = require('./db-migrate-store')
+
+const migrateDir = path.resolve(__dirname, '..', 'migrations')
+const migrateOpts = {
+  migrationsDirectory: migrateDir,
+  stateStore: new DbMigrateStore(),
+  filterFunction: it => it.match(/^\d+.*\.js$/)
+}
+
+module.exports = { run }
+function run () {
+  return new Promise((resolve, reject) => {
+    migrate.load(migrateOpts, (err, set) => {
+      if (err) return reject(err)
+      set.up(err => {
+        if (err) return reject(err)
+        return resolve(0)
+      })
+    })
+  })
+}