v1.8.4

Implemented Enhancements
🚸 Added notice to leaderboard (#371)
🚸 Added "Sorry-Alert" (#368)
🔍 Improved SEO (#364)
🔍 SEO (#361)
:artmag: Improved blog structure (+little bit SEO) (#362)

Fixed Bugs
🚑 Fixed Leaderboard data and performance (#383)
🐛 fixed CSRF and SameSite-Cookies (#386)
:white_check_markroll_eyes: Skip broken tests (#384)
🐛 Fix (#375)
🐛 Fixed another bug (#376)
🚸 Hide "Stats" menu if not logged in (#369)
🐛 Fixed leaderboards duration and speed calculation (#367)
🔍 I'm stupid (#365)

Security
♻️ Refactoring JS-vulnerabilites. (#387)

Language
🌐 Added translation (#399)
🌐 Updated language files (#389)
🌐 Translated using Weblate (English) (#381)
🌐 Translated using Weblate (Swedish) (#377)
🐛 Localize dates on statistics page (#380)
🌐 Updated language files (#366)
🌐 Added polski & updates language files (#363)

Admin Panel Enhancements
✨ Added event-page, suggestions and improved Admin-Panel (#374)

Code-Cleanup
🗑️ Removed database columns and deprecate some functions (#372)
🎉 Carbon Party tada (#370)

Vue testing
🎉 First vue.js and api v1 implementation (#352)
🌐 Vue.js i18n (#378)
✨ Remaining public routes (Leaderboard + EnRoute) (#373)