Remove armv7 from build and examples

The armv7 target has been deprecated by OpenFaaS. You are
still able to use older builds, but arm64 should be used
instead going forward.

Signed-off-by: Alex Ellis (OpenFaaS Ltd) <[email protected]>

Author: alexellis

.github/workflows/build.yaml

@@ -48,7 +48,7 @@ jobs:
           file: ./Dockerfile
           push: false
           load: false
-          platforms: linux/amd64,linux/arm/v7,linux/arm64
+          platforms: linux/amd64,linux/arm64
           target: release
           build-args: |
             VERSION=latest-dev

.github/workflows/publish.yaml

@@ -50,7 +50,7 @@ jobs:
         with:
           context: .
           file: ./Dockerfile
-          platforms: linux/amd64,linux/arm/v7,linux/arm64
+          platforms: linux/amd64,linux/arm64
           target: release
           build-args: |
             VERSION=${{ env.TAG }}
@@ -67,7 +67,7 @@ jobs:
         with:
           context: .
           file: ./Dockerfile
-          platforms: linux/amd64,linux/arm/v7,linux/arm64
+          platforms: linux/amd64,linux/arm64
           target: root
           build-args: |
             VERSION=${{ env.TAG }}

commands/publish.go

@@ -75,7 +75,7 @@ var publishCmd = &cobra.Command{
                    [--build-option VALUE]
                    [--copy-extra PATH]
                    [--tag <sha|branch|describe>]
-                   [--platforms linux/arm/v7]
+                   [--platforms linux/amd64,linux/arm64]
                    [--reset-qemu]
                    [--remote-builder http://127.0.0.1:8081/build]`,
 	Short: "Builds and pushes multi-arch OpenFaaS container images",
@@ -90,8 +90,8 @@ Docker and buildx. You must use a multi-arch template to use this command with
 correctly configured TARGETPLATFORM and BUILDPLATFORM arguments.
 
 See also: faas-cli build`,
-	Example: `  faas-cli publish --platforms linux/amd64,linux/arm64,linux/arm/7
-  faas-cli publish --platforms linux/arm/7 --filter webhook
+	Example: `  faas-cli publish --platforms linux/amd64,linux/arm64
+  faas-cli publish --platforms linux/arm64 --filter webhook-arm
   faas-cli publish -f go.yml --no-cache --build-arg NPM_VERSION=0.2.2
   faas-cli publish --build-option dev
   faas-cli publish --tag sha