Update website docs for arm64 support

Also add the Hugo tmp file to the gitignore.

.dockerignore

@@ -21,3 +21,6 @@
 
 # MacOS Desktop Services Store
 .DS_Store
+
+# Hugo temp file
+.hugo_build.lock

.gitignore

@@ -19,3 +19,6 @@
 
 # MacOS Desktop Services Store
 .DS_Store
+
+# Hugo temp file
+.hugo_build.lock

site/content/docs/howto/install-cli.md

@@ -24,13 +24,16 @@ Use [Homebrew](https://brew.sh/) to install from the Pinniped [tap](https://gith
 Find the appropriate binary for your platform from the [latest release](https://github.com/vmware-tanzu/pinniped/releases/latest):
 
 {{< buttonlink filename="pinniped-cli-darwin-amd64" >}}Download {{< latestversion >}} for macOS/amd64{{< buttonicon "download.png" >}}{{< /buttonlink >}}
+{{< buttonlink filename="pinniped-cli-darwin-arm64" >}}Download {{< latestversion >}} for macOS/arm64{{< buttonicon "download.png" >}}{{< /buttonlink >}}
 
 {{< buttonlink filename="pinniped-cli-linux-amd64" >}}Download {{< latestversion >}} for Linux/amd64{{< buttonicon "download.png" >}}{{< /buttonlink >}}
+{{< buttonlink filename="pinniped-cli-linux-arm64" >}}Download {{< latestversion >}} for Linux/arm64{{< buttonicon "download.png" >}}{{< /buttonlink >}}
 
 {{< buttonlink filename="pinniped-cli-windows-amd64.exe" >}}Download {{< latestversion >}} for Windows/amd64{{< buttonicon "download.png" >}}{{< /buttonlink >}}
+{{< buttonlink filename="pinniped-cli-windows-arm64.exe" >}}Download {{< latestversion >}} for Windows/arm64{{< buttonicon "download.png" >}}{{< /buttonlink >}}
 
 You should put the command-line tool somewhere on your `$PATH`, such as `/usr/local/bin` on macOS/Linux.
-You'll also need to mark the file as executable.
+You'll also need to mark the file as executable, e.g. `chmod +x pinniped` on macOS/Linux.
 
 To find specific versions or view all available platforms and architectures, visit the [releases page](https://github.com/vmware-tanzu/pinniped/releases/).
 

site/content/docs/howto/install-concierge.md

@@ -90,6 +90,10 @@ Pinniped uses [ytt](https://carvel.dev/ytt/) from [Carvel](https://carvel.dev/)
 
    - `ytt --file . --file site/dev-env.yaml | kapp deploy --app pinniped-concierge --file -`
 
+## Supported Node Architectures
+
+The Pinniped Concierge can be installed on Kubernetes clusters with available `amd64` or `arm64` linux nodes.
+
 ## Other notes
 
 _Important:_ Configure Kubernetes authorization policies (i.e. RBAC) to prevent non-admin users from reading the

site/content/docs/howto/install-supervisor.md

@@ -91,6 +91,10 @@ Pinniped uses [ytt](https://carvel.dev/ytt/) from [Carvel](https://carvel.dev/)
 
      `ytt --file . --file site/dev-env.yaml | kapp deploy --app pinniped-supervisor --file -`
 
+## Supported Node Architectures
+
+The Pinniped Supervisor can be installed on Kubernetes clusters with available `amd64` or `arm64` linux nodes.
+
 ## Other notes
 
 _Important:_ Configure Kubernetes authorization policies (i.e. RBAC) to prevent non-admin users from reading the