ci: Harden workflows (#721) #318

Job	Run time
Detect relevant changed files	5s
Run cargo-udeps	2m 6s
Build/Publish amd64 Image	7m 11s
Build/Publish arm64 Image	7m 23s
Package/Publish 0.0.0-dev Helm Chart	45s
Publish/Sign 0.0.0-dev Index	49s
Run OpenShift Preflight Check for 0.0.0-dev-amd64	35s
Run OpenShift Preflight Check for 0.0.0-dev-arm64	38s
Failure Notification	-1s
Finished Build and Publish	3s
	19m 34s

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