refactor: extract dereference/validate pipeline from reconcile #223

Job	Run time
Detect relevant changed files	5s
Build/Publish amd64 Image	7m 18s
Build/Publish arm64 Image	5m 35s
Run cargo-udeps	2m 12s
Package/Publish 0.0.0-pr824 Helm Chart	29s
Publish/Sign 0.0.0-pr824 Index	26s
Run OpenShift Preflight Check for 0.0.0-pr824-arm64	16s
Run OpenShift Preflight Check for 0.0.0-pr824-amd64	20s
Failure Notification	0s
Finished Build and Publish	4s
	16m 45s

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