on:
  workflow_dispatch:
    inputs:
      a:
        type: choice
      b:
        type: string
        options: [x]
      c:
        type: boolean
        default: foo
      d:
        type: environment
      e:
        description: x
        required: true
        default: y
      f:
        type: number
jobs:
  a:
    runs-on: x
    steps: [{run: a}]