Merge branch 'main' into 19-library-fines-management-layers-tests
# Conflicts: # library-management/src/main/java/cz/muni/fi/pa165/seminar3/librarymanagement/borrowing/Borrowing.java
# Conflicts: # library-management/src/main/java/cz/muni/fi/pa165/seminar3/librarymanagement/borrowing/Borrowing.java