test: Add unit tests #113

Job	Run time
Run Cargo Deny (advisories)	48s
Run Cargo Deny (bans licenses sources)	48s
Run Rustfmt	16s
Run Cargo Udeps	2m 2s
Run Clippy	49s
Decide if Helm charts are pushed to the helm repository based on action trigger	3s
Run RustDoc	1m 31s
Check if committed README is the one we would render from the available parts	27s
Check if committed Helm charts are up to date	51s
Run Cargo Tests	49s
All tests passed	3s
Package Charts, Build Docker Image and publish them - ubicloud-standard-8-arm	9m 2s
Package Charts, Build Docker Image and publish them - ubuntu-latest	12m 2s
Build and publish manifest list	53s
Run the OpenShift Preflight check on the published images	22s
	30m 46s

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