Add Github Actions

.github/workflows/test-action.yaml

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+name: Test Actions
+
+on:
+  pull_request:
+  push:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Create kwok cluster
+        uses: ./actions/create-cluster # kubernetes-sigs/kwok/actions/create-cluster@main
+      - name: Test kwokctl
+        shell: bash
+        run: kubectl --version

actions/create-cluster/action.yaml

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+name: Create kwok cluster
+
+description: This action creates a kwok cluster
+
+inputs:
+  kube-version:
+    required: false
+    description: Kubernetes version to use
+  cluster-name:
+    required: false
+    description: Name of the cluster to create
+    default: kwok
+  kwok-version:
+    required: false
+    description: KWOK version to use
+
+runs:
+  using: composite
+  steps:
+  - name: Create kwok cluster
+    uses: ./actions/kwok
+    with:
+      command: kwokctl
+      args: create cluster --name ${{ inputs.cluster-name }}
+      kwok-version: ${{ inputs.kwok-version }}
+    env:
+      KWOK_KUBE_VERSION: ${{ inputs.kube-version }}

actions/kwok/action.yaml

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+name: kwok
+
+description: This action runs kwok
+
+inputs:
+  args:
+    required: true
+    description: Arguments passed to `kwok` or `kwokctl`
+  kwok-version:
+    required: false
+    description: KWOK version to use
+  command:
+    required: false
+    description: Command to run
+    default: kwok
+
+runs:
+  using: composite
+  steps:
+  - name: Install and start kwok
+    shell: bash
+    env:
+      KWOK_REPO: ${{ github.repository }}
+      KWOK_VERSION: ${{ inputs.kwok-version }}
+    run: |
+      if [[ -z "${KWOK_VERSION}" ]]; then
+        KWOK_VERSION="$(curl "https://api.github.com/repos/${KWOK_REPO}/releases/latest" | jq -r '.tag_name')"
+      fi
+      
+      BIN_PATH="~/.kwok/bin/${{ inputs.command }}-${KWOK_VERSION}"
+      
+      if [[ -x "${BIN_PATH}" ]]; then
+        ${BIN_PATH} ${{ inputs.args }}
+        exit 0
+      fi
+      mkdir -p ~/.kwok/bin
+      wget -O "${BIN_PATH}" -c "https://github.com/${KWOK_REPO}/releases/download/${KWOK_VERSION}/${{ inputs.command }}-$(go env GOOS)-$(go env GOARCH)"
+      chmod +x "${BIN_PATH}"
+      ${BIN_PATH} ${{ inputs.args }}