A quickstart script to help newbie try erda without dizzy

[Effet]

What would you like to be added:

a docker-compose.yml file that let users to run erda in their own computer.

Why is this needed:

everyone can have a try of our product, with no dizzy~

• one compose file to run in local quickly run a tiny erda locally #222
• a more closed uc replacement use kratos to replace uc #224
• domainless startup Support get org info by org name, add new domain to whitelist, small code refactor, fix typo. #225
• migration of db feature: add dbmigration-4 to quick-start #235