gitea_act/pkg/runner/testdata/mask-values/composite/action.yml

name: composite
description: composite

runs:
  using: composite
  steps:
    - run: echo "secret value"
      shell: bash
    - run: echo "::add-mask::$(echo "abc" | base64)"
      shell: bash
    - run: echo "abc" | base64
      shell: bash