Add Assets For Credits

Titles: Quality Assurance Level design (done) Writing Voice acting Programming Art Special thanks

added enhancement label

assigned to @taliao

created branch 15-add-assets-for-credits to address this issue

mentioned in merge request !5 (merged)

mentioned in commit f7216a46

closed with merge request !5 (merged)

reopened

mentioned in merge request !8 (merged)

mentioned in commit 1892901e

closed with merge request !8 (merged)