deployment.txt

# deployment.yaml
apiVersion: apps/v1
kind: Deployment
metadata:
	name: myapp-deployment
	labels:
		app: my-app
		type: front-end
spec:
	template:
		metadata:
			name: myapp-pod
			labels: 
				app: my-app
		spec:
			containers:
			 - name: nginx-container
			   image: nginx:latest
	replicas: 6
	selector:
		matchLabels: 
			app: myapp

#create 
> kubectl cretae -f deployment-definition.yaml
> kubectl create deployment nginx --image=nginx:1.16

#get 
> kubectl get deployments
kubectl describe deploy simple-webapp-deployment | grep -i image

#update
> kubectl apply -f deployment-definition.yaml
> kubectl set image deployment/myapp-deployment nginx=nginx:1.9.1
> kubectl set image deployment nginx nginx=nginx:1.17 --record
> kubectl edit deployments nginx --record

#status 
> kubectl rollout status deployment/myapp-deployment 
> kubectl rollout history deployment/myapp-deployment
> kubectl rollout history deployment nginx --revision=1

#rollback
> kubectl rollout undo deployment/myapp-deployment
 
#delete
kubectl delete deployment myapp-deployment