Enables the owner to delete items.
Also takes care of the possibility that the QR-Code of a deleted item is scanned.
If an item has been deleted and the QR-Coder gets scanned, the user will be forwarded to the dashboard with an alert.
PR checklist
[x] dev-branch has been merged into local branch to resolve conflicts
[x] tests and linter have passed AFTER local merge
Fixes #348
Enables the owner to delete items. Also takes care of the possibility that the QR-Code of a deleted item is scanned. If an item has been deleted and the QR-Coder gets scanned, the user will be forwarded to the dashboard with an alert.
PR checklist