[kube-prometheus-stack] Update README with 13.x to 14.x upgrade instr…

…uctions (prometheus-community#746)

* Update README with 13.x to 14.x upgrade instructions

This updates the readme to include instructions for upgrading. These are just the standard 'upgrade your CRDs because Helm won't'.

Signed-off-by: Nikolas Skoufis <nskoufis@seek.com.au>

* Fix typo in upgrade note version

This should say that the upgrade to version 13 upgrades Prometheus to
0.45, not version 12

Signed-off-by: Nikolas Skoufis <nskoufis@seek.com.au>

* Bump chart version to 14.0.1

Signed-off-by: Nikolas Skoufis <nskoufis@seek.com.au>

charts/kube-prometheus-stack/Chart.yaml

@@ -18,7 +18,7 @@ name: kube-prometheus-stack
 sources:
   - https://github.com/prometheus-community/helm-charts
   - https://github.com/prometheus-operator/kube-prometheus
-version: 14.0.0
+version: 14.0.1
 appVersion: 0.46.0
 kubeVersion: ">=1.16.0-0"
 home: https://github.com/prometheus-operator/kube-prometheus

charts/kube-prometheus-stack/README.md

@@ -83,9 +83,23 @@ _See [helm upgrade](https://helm.sh/docs/helm/helm_upgrade/) for command documen
 
 A major chart version change (like v1.2.3 -> v2.0.0) indicates that there is an incompatible breaking change needing manual actions.
 
+### From 13.x to 14.x
+
+Version 14 upgrades prometheus-operator from 0.45.x to 0.46.x. Helm does not automatically upgrade or install new CRDs on a chart upgrade, so you have to install the CRDs manually before updating:
+
+```console
+kubectl apply -f https://raw.githubusercontent.com/prometheus-operator/prometheus-operator/v0.46.0/example/prometheus-operator-crd/monitoring.coreos.com_alertmanagerconfigs.yaml
+kubectl apply -f https://raw.githubusercontent.com/prometheus-operator/prometheus-operator/v0.46.0/example/prometheus-operator-crd/monitoring.coreos.com_alertmanagers.yaml
+kubectl apply -f https://raw.githubusercontent.com/prometheus-operator/prometheus-operator/v0.46.0/example/prometheus-operator-crd/monitoring.coreos.com_podmonitors.yaml
+kubectl apply -f https://raw.githubusercontent.com/prometheus-operator/prometheus-operator/v0.46.0/example/prometheus-operator-crd/monitoring.coreos.com_probes.yaml
+kubectl apply -f https://raw.githubusercontent.com/prometheus-operator/prometheus-operator/v0.46.0/example/prometheus-operator-crd/monitoring.coreos.com_prometheuses.yaml
+kubectl apply -f https://raw.githubusercontent.com/prometheus-operator/prometheus-operator/v0.46.0/example/prometheus-operator-crd/monitoring.coreos.com_servicemonitors.yaml
+kubectl apply -f https://raw.githubusercontent.com/prometheus-operator/prometheus-operator/v0.46.0/example/prometheus-operator-crd/monitoring.coreos.com_thanosrulers.yaml
+```
+
 ### From 12.x to 13.x
 
-Version 12 upgrades prometheus-operator from 0.44.x to 0.45.x. Helm does not automatically upgrade or install new CRDs on a chart upgrade, so you have to install the CRD manually before updating:
+Version 13 upgrades prometheus-operator from 0.44.x to 0.45.x. Helm does not automatically upgrade or install new CRDs on a chart upgrade, so you have to install the CRD manually before updating:
 
 ```console
 kubectl apply -f https://raw.githubusercontent.com/prometheus-operator/prometheus-operator/v0.45.0/example/prometheus-operator-crd/monitoring.coreos.com_alertmanagerconfigs.yaml