Document the OpenSearch operator #43

Job	Run time
Run Cargo Udeps	1m 50s
Run Cargo Deny (bans licenses sources)	44s
Run Rustfmt	13s
Run Cargo Deny (advisories)	46s
Check if committed Helm charts are up to date	50s
Run Clippy	36s
Decide if Helm charts are pushed to the helm repository based on action trigger	3s
Check if committed README is the one we would render from the available parts	22s
Run Cargo Tests	40s
Run RustDoc	1m 15s
All tests passed	3s
Package Charts, Build Docker Image and publish them - ubuntu-latest	11m 14s
Package Charts, Build Docker Image and publish them - ubicloud-standard-8-arm	9m 43s
Build and publish manifest list	42s
Run the OpenShift Preflight check on the published images	18s
	29m 19s

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