docs: replace make install/deploy with official image and kustomize

Signed-off-by: Kristof Gyuracz <kristof.gyuracz@gmail.com>

README.md

@@ -19,22 +19,10 @@ helm upgrade --install --repo https://charts.jetstack.io cert-manager cert-manag
 kubectl apply -f https://github.com/open-telemetry/opentelemetry-operator/releases/latest/download/opentelemetry-operator.yaml --wait
 ```
 
-**Install the CRDs into the cluster:**
+**Deploy Telemetry-controller:**
 
 ```sh
-make install
-```
-
-**Build your image and load it to your KinD nodes**
-```sh
-make docker-build IMG=telemetry-controller:latest
-kind load docker-image telemetry-controller:latest
-```
-
-**Deploy the Manager to the cluster with the image specified by `IMG`:**
-
-```sh
-make deploy IMG=telemetry-controller:tag
+kubectl apply -k 'github.com/kube-logging/telemetry-controller/config/default'
 ```
 
 > **NOTE**: If you encounter RBAC errors, you may need to grant yourself cluster-admin 
@@ -79,17 +67,9 @@ helm install --wait --create-namespace --namespace example-tenant-ns --generate-
 kubectl delete -f docs/examples/simple-demo/
 ```
 
-**UnDeploy the controller from the cluster:**
+**Remove the controller and CRDs from the cluster:**
 
-```sh
-make undeploy
-```
-
-**Delete the APIs(CRDs) from the cluster:**
-
-```sh
-make uninstall
-```
+kubectl delete -k 'github.com/kube-logging/telemetry-controller/config/default'
 
 ## Contributing