Cu 86b2myahg extract db connection karla sanchez

[karlasanc]

Extracted database connection code from index.js to db.js.

• updated mysql library to mysql2
• created .env.example file for developers to rename and update with their credentials
• created the boulders database in mysql to store data locally
• removed database logic from index.js and relocated it to the auth.js route

To Test:

Connect to MySQL Database Locally

• Install MySQL locally
• Start MySQL directly from your terminal:
  mysql.server start

Create your MySQL database

• Open a new terminal window and login to mysql
  mysql -u root -p
• Create the new database
  CREATE DATABASE boulders;
• Verify your database was created
  SHOW DATABASES;

Run Knex Migrations and Seed Data

• Using an editor of your choice (ex. VS Code) open your project file and navigate to the backend folder (P1/backend).
• Rename the ".env.example" file to ".env".
• Open the ".env" file and edit line 7 and 8 to correspond with your database credentials

• Navigate to the P1/backend from within the terminal
  cd P1/backend
• Re-install dependencies in your terminal
  npm install
• Install Database and Seed Data through your terminal
  npm run migrate
npm run seed

Start Node Application & Test Connection

• Start Application
  npm start
• Navigate to the Home Page on the Browser
  http://localhost:3000/api/auth/users

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