Check Java code style using CI

added Mailbox Weight: 1 labels

assigned to @sebkur

created merge request !36 (closed) to address this issue

mentioned in merge request !36 (closed)

mentioned in merge request !37 (merged)

added Sponsor 1 Sponsor 6 labels

removed Sponsor 1 label

changed milestone to %Mailbox

mentioned in commit 6bc51791

closed with merge request !37 (merged)

added Mailbox app label

added R: fixed label