Book cover 7 - Githubissues

knjk04 commented 3 years ago

Summary of change

Add book cover entity and related enums
Remove command line runner from main class and populate author, books and publishers in SQL (Flyway migrations)
Updated JPA entities to adhere to JPA Buddy's recommendation (see new README.md in model/ package)
Create a new language table and associated entity. Populate languages in a migration
Create a new format table and associated entity. Populate formats in a migration
Create a new genre table and associated entity. Populate genres in a migration
Update generation type for entities to sequence from identity

Related to #7. This will be split over multiple PRs due to the large size of this one.

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