Completion or finishing — the state of something being finished or ready.
ケーキの出来上がりまであと10分です。
The cake will be finished in ten minutes.
宿題の出来上がりを先生に見せた。
I showed my teacher the completed homework.
新しいアプリの出来上がりをチーム全員で喜んだ。
The whole team celebrated the completion of the new app.
Workmanship, result, or outcome — referring to the quality or appearance of what's been produced.
この服は出来上がりがとてもきれいだ。
The workmanship on this garment is very nice.
出来上がりの悪さに客がクレームを入れた。
A customer complained about the poor quality of the finished product.