Version 4.13.0 - Stability & dependency updates

What's Changed

• Unify photoId to photoID and albumId to albumID when found by @ildyria in #2017
• Unique constraint for config keys by @qwerty287 in #2018
• Update composer (include breaking) by @qwerty287 in #2019
• Cleaning unused files + sync front end by @ildyria in #2020
• Fix complaint due to type casting by @ildyria in #2024
• License as enum type by @ildyria in #2025
• Minor changes in prevision for Livewire. by @ildyria in #2026
• version 4.13.0 by @ildyria in #2027

Full Changelog: v4.12.0...v4.13.0