name: Configure Kubectl
description: Configure kubectl for use with Kubernetes
inputs:
  K8S_CONFIG:
    description: "The base64-encoded Kubernetes config"
    required: true
  K8S_NAMESPACE:
    description: "The K8S namespace"
    required: true
  K8S_CONTEXT:
    description: "The K8S context"
    required: true

runs:
  using: composite
  steps:
    - name: Mask kubeconfig
      shell: sh
      env:
        K8S_CONFIG: ${{ inputs.K8S_CONFIG }}
      run: echo "::add-mask::$K8S_CONFIG"

    - name: Configure kubectl
      shell: sh
      env:
        K8S_CONFIG: ${{ inputs.K8S_CONFIG }}
      run: |
        echo "Configuring kubectl for context=${{ inputs.K8S_CONTEXT }} namespace=${{ inputs.K8S_NAMESPACE }}"
        rm -f ~/.kube/config
        mkdir -p ~/.kube
        printf '%s' "$K8S_CONFIG" | base64 -d > ~/.kube/config
        kubectl config set-context ${{ inputs.K8S_CONTEXT }} --cluster=${{ inputs.K8S_CONTEXT }} --namespace=${{ inputs.K8S_NAMESPACE }}
        kubectl config use-context ${{ inputs.K8S_CONTEXT }}
        echo "kubectl configured successfully"