How to run this blog example server

You should ensure that your mysql server is running.
Ensure that the database named testdb has been created, otherwise you should execute the following database script:

create database testdb;

Modify the configs/config.yaml file and add your mysql information in the data source:

data:
  database:
    driver: mysql
    source: root:password@tcp(127.0.0.1:3306)/testdb?parseTime=True

Run your blog server:

$ go generate ./...
$ kratos run