added nonce creattion

database/migrations/1634969878254_nonces.ts

@@ -0,0 +1,22 @@
+import BaseSchema from '@ioc:Adonis/Lucid/Schema'
+
+export default class Nonces extends BaseSchema {
+  protected tableName = 'nonces'
+
+  public async up () {
+    this.schema.createTable(this.tableName, (table) => {
+      /**
+       * Uses timestamptz for PostgreSQL and DATETIME2 for MSSQL
+       */
+      table.timestamp('created_at', { useTz: true })
+      table.timestamp('updated_at', { useTz: true })
+	  table.timestamp('expiry_date', { useTz: true}).notNullable()
+	  table.string('request_id').unique().notNullable()
+	  table.string('nonce').unique().notNullable()
+    })
+  }
+
+  public async down () {
+    this.schema.dropTable(this.tableName)
+  }
+}