Простое CRUD приложение с архитектурой MVC.
Есть три сущности: Writer, Post, Label.
База данных - MySQL
java 8, maven
mvn clean package
java -cp target/CRUD-1.0-SNAPSHOT.jar:$(cat deps.txt) com.danil.crud.App
help
exit
label create <content>
label update <label_id> <new_content>
label delete <label_id>
label list
label get <label_id>
post create <writer_id> <content>
post update <post_id> <new_content>
post addlabel <post_id> <label_id>
post delete <post_id>
post dellabel <post_id> <label_id>
post list
post get <post_id>
writer create <first_name> <last_name>
writer update <writer_id> <first_name> <last_name>
writer delete <writer_id>
writer list
writer get <writer_id>