Switch to mysql persistence.
Be able to reproduce the installation step
Create mysql db referencing.
(the create mysql db script is https://github.com/ardumont/sh/blob/master/db/create-mysql-db.sh)
Add default targets
Update deps
Add generated css
Update makefile actions
Explaining what is yesod-lab.
Explaining how to reproduce
Create a new handler
Add Echo handler
Improve echo resource
Switch String to Data.Text
Using template