Remove armv6 build, which is effectively deprecated

The ecosystem has moved on, K8s tends to only run on arm64
as a minimum arm architecture, not RPi 1 or RPi Zero.

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

.github/workflows/build.yaml

@@ -19,16 +19,19 @@ jobs:
       - uses: actions/checkout@master
         with:
           fetch-depth: 1
+      # - name: Set up Docker Buildx
+      #   uses: docker/setup-buildx-action@v3
+      - name: Setup mirror
+        uses: self-actuated/hub-mirror@master
+
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
       - name: Local build
         id: local_build
         uses: docker/build-push-action@v5
         with:
           outputs: "type=docker,push=false"
-          platforms: linux/amd64
+          platforms: linux/amd64,linux/arm64
           build-args: |
             Version=dev
             GitCommit=${{ github.sha }}

.github/workflows/publish.yaml

@@ -30,10 +30,13 @@ jobs:
         id: get_repo_owner
         run: echo "REPO_OWNER=$(echo ${{ github.repository_owner }} | tr '[:upper:]' '[:lower:]')" > $GITHUB_ENV
 
+      # - name: Set up Docker Buildx
+      #   uses: docker/setup-buildx-action@v3
+      - name: Setup mirror
+        uses: self-actuated/hub-mirror@master
+
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v3
-      - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@v3
       - name: Login to container Registry
         uses: docker/login-action@v3
         with:
@@ -46,7 +49,7 @@ jobs:
         uses: docker/build-push-action@v5
         with:
           outputs: "type=registry,push=true"
-          platforms: linux/amd64,linux/arm/v6,linux/arm64
+          platforms: linux/amd64,linux/arm64
           build-args: |
             Version=${{  env.TAG }}
             GitCommit=${{ github.sha }}

README.md

@@ -126,6 +126,8 @@ There's also a [video walk-through of exposing an Ingress Controller](https://ww
 
 Read the [installation instructions for different cloud providers](https://docs.inlets.dev/reference/inlets-operator/)
 
+The image for this operator is multi-arch and supports both `x86_64` and `arm64`.
+
 See also: [Helm chart](/chart/inlets-operator/)
 
 ### Expose an Ingress Controller or Istio Ingress Gateway

chart/inlets-operator/README.md

@@ -8,6 +8,8 @@ If you would like to use Helm instead, read on.
 
 ## Pre-reqs
 
+A Kubernetes cluster deployed with `x86_64` or `arm64` hosts, or a mixture of both.
+
 * Download Helm, i.e. `arkade get helm` or `brew install helm`
 
 * Add the chart repo