Unable to check on pull request

[shreeshailaya]

unable to check links on pull request here is config file and here is an error log(fatal: couldn't find remote ref master)

[gaurav-nelson]

@shreeshailaya Because your base branch is main you must specify it by using the base-branch variable.

on: [pull_request]
name: Check links for modified files
jobs:
  markdown-link-check:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@master
    - uses: gaurav-nelson/github-action-markdown-link-check@v1
      with:
        use-quiet-mode: 'yes'
        use-verbose-mode: 'yes'
        check-modified-files-only: 'yes'
        base-branch: 'main'