update readme with correct link

Author: jangbl

README.md

@@ -7,9 +7,9 @@ It also demonstrates how to create database migrations with the [knex.js](http:/
 
 <h3 align="center">Please help this repo with a ⭐️ if you find it useful! 😁</h3>
 
-This repository is contains the code for the [Node knex.js tutorial on Youtube](https://www.youtube.com/playlist?list=PL1Nml43UBm6eTkjJtAPfdfjk-x2I_1r-Y)
+This repository is contains the code for the [Node knex.js tutorial on Youtube](https://www.youtube.com/watch?v=wfrn21E2NaU)
 
-[![Test Node with Docker](images/node-knex-js-tutorial.png)](https://www.youtube.com/playlist?list=PL1Nml43UBm6eTkjJtAPfdfjk-x2I_1r-Y)
+[![Test Node with Docker](images/node-knex-js-tutorial.png)](https://www.youtube.com/watch?v=wfrn21E2NaU)
 
 
 

db/migrations/20210123135419_init.js

@@ -1,3 +1,4 @@
+// npx knex migrate:make init --migrations-directory db/migrations
 exports.up = function (knex) {
   return knex.schema.createTable('person', (table) => {
     table.increments('id');

index.js

@@ -7,6 +7,3 @@ app.use(router);
 
 app.listen(8080, () => console.log('server listening on port 8080'));
 
-
-// npx knex 
-// npx knex migrate:make init --migrations-directory db/migrations