Merge pull request #473 from codecentric/renovate/patch-pin-image-dig… #873

Job	Run time
prepare-release / 🛫 Prepare release	19s
🔨 Build and test backend service / report	2m 48s
🔨 Build and push Docker image / report	38s
github-release / 🎉 Release	5s
	3m 50s

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