Rails + Postgres quick docker cfg

Usage: make COMMAND

cmd	description
init	rebuild the project
start	start project
stop	stop project
delete	delete project
logs	trial project logs
rails	rails bin exposed from app container
exec	bash into app container
check	checksum dependencies files
db-create	rails create database
db-migrate	rails run migrations
console	open rails console
deps	install app dependecies (bundle install)