adding Krew reference

README.md

@@ -8,12 +8,18 @@ This is a simple CLI that provides an overview of the resource requests, limits,
 Go binaries are automatically built with each release by [GoReleaser](https://github.com/goreleaser/goreleaser). These can be accessed on the GitHub [releases page](https://github.com/robscott/kube-capacity/releases) for this project.
 
 ### Homebrew
-This project can also be installed with Homebrew:
+This project can be installed with [Homebrew](https://brew.sh/):
 ```
 brew tap robscott/tap
 brew install robscott/tap/kube-capacity
 ```
 
+### Krew
+This project can be installed with [Krew](https://github.com/GoogleContainerTools/krew):
+```
+kubectl krew install resource-capacity
+```
+
 ## Usage
 By default, kube-capacity will output a list of nodes with the total CPU and Memory resource requests and limits for all the pods running on them. For clusters with more than one node, the first line will also include cluster wide totals. That output will look something like this: