feat: LAST BACHELOR THESIS COMMIT

# Please enter the commit message for your changes. Lines starting
# with '#' will be ignored, and an empty message aborts the commit.
#
# Date:      Wed May 22 11:03:06 2024 +0200
#
# On branch dev
# Your branch is up to date with 'origin/dev'.
#
# Changes to be committed:
#	modified:   README.md
#	modified:   lib/car/model/service_comment.dart
#	modified:   lib/car/model/service_comment.g.dart
#	modified:   lib/car/model/tyre_type.dart
#	modified:   lib/car/page/info_car_page.dart
#	modified:   lib/insurance/model/insurance.dart
#	modified:   lib/insurance/model/insurance.g.dart
#	modified:   lib/user/model/user_provider.dart
#	modified:   lib/utils/class_diagram.puml
#	deleted:    lib/utils/use_case_diagram.png
#	modified:   lib/utils/use_case_diagram.puml
#	new file:   lib/utils/use_case_diagram_BP.png
#
