add arm64 to be downloaded when using helm plugin install (#37)

* add arm64 to be downloaded when using helm plugin install

Signed-off-by: Carlos Panato <[email protected]>

* update version

Signed-off-by: cpanato <[email protected]>

Author: cpanato

plugin.yaml

@@ -1,5 +1,5 @@
 name: "sigstore"
-version: "0.1.3"
+version: "0.1.4"
 usage: "Integrates Helm into Sigstore"
 description: |-
   This plugin integrates Helm into the Sigstore ecosystem.

scripts/install-binary.sh

@@ -69,7 +69,7 @@ initOS() {
 # verifySupported checks that the os/arch combination is supported for
 # binary builds.
 verifySupported() {
-  supported="linux-amd64\ndarwin-amd64\nwindows-amd64"
+  supported="linux-amd64\ndarwin-amd64\nlinux-arm64\ndarwin-arm64\nwindows-amd64"
   if ! echo "${supported}" | grep -q "${OS}-${ARCH}"; then
     echo "No prebuild binary for ${OS}-${ARCH}."
     exit 1