How to get file names of files updated by commit in GitHub Actions?

Question

In a GitHub Actions workflow, we tried multiple times to get the file names of the files changed by the pushed commit with this command run: git diff-tree --no-commit-id -

Answer 1

The checkout action creates a shallow clone by default. Use

  - uses: actions/checkout@v2
    with:
      # Number of commits to fetch. 0 indicates all history for all branches and tags.
      # Default: 1
      fetch-depth: 2

source: https://github.com/actions/checkout#usage