<version>
correspond au tag argocd comme v2.6.1
Non-HA
kubectl apply -n argocd -f https://raw.githubusercontent.com/argoproj/argo-cd/<version>/manifests/install.yaml
HA
kubectl apply -n argocd -f https://raw.githubusercontent.com/argoproj/argo-cd/<version>/manifests/ha/install.yaml
Source: