chore: update docs (#253)

Signed-off-by: Charles-Edouard Brétéché <[email protected]>

website/docs/install.md

@@ -1,6 +1,27 @@
 # Install
 
 You can install the pre-compiled binary (in several ways), or compile from source.
+We also provide a [GitHub action](#github-action) to easily install Kyverno-JSON in your workflows.
+
+## Install the pre-compiled binary
+
+### Homebrew tap
+
+**add tap:**
+
+```bash
+brew tap kyverno/kyverno-json https://github.com/kyverno/kyverno-json
+```
+
+**install kyverno-json:**
+
+```bash
+brew install kyverno/kyverno-json/kyverno-json
+```
+
+### Manually
+
+Download the pre-compiled binaries for your system from the [releases page](https://github.com/kyverno/kyverno-json/releases) and copy them to the desired location.
 
 ## Using `go install`
 
@@ -10,10 +31,6 @@ You can install with `go install` with:
 go install github.com/kyverno/kyverno-json@latest
 ```
 
-## Download binary
-
-Download the pre-compiled binaries from the [releases page](https://github.com/kyverno/kyverno-json/releases) and copy them to the desired location.
-
 ## Build from the source code
 
 **clone the repository:**