Update github actions to docker/build-push-action@v3

devdaydresden / devday_website

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Update github actions to docker/build-push-action@v3 #301

Closed jandd closed 1 year ago

jandd commented 2 years ago

Our actions currently use https://github.com/docker/build-push-action@v2 which uses some deprecated GitHub actions functionality. We should upgrade the actions to docker/build-push-action@v3.