[PATCH 0/2] Make check-whitespace failures more helpful

["Chris. Webster via GitGitGadget" <gitgitgadget@gmail.com>]

Add the errors to the job summary along with suggested commands to fix the
problem. The commits and filenames are links.

This is for issue #1395. Sample job output
[https://github.com/webstech/check-whitespace/actions/runs/3707382446]:

❌ A whitespace issue was found in one or more of the commits.

Run these commands to correct the problem:

1. git rebase --whitespace=fix aaa04a9
2. git push --force

Errors:

1. --- 5cd37f6 Remove annotations
   trailing.txt:4: trailing whitespace.
   +
   trailing.txt:2: new blank line at EOF.


Chris. Webster (2):
  Make `check-whitespace` failures more helpful
  Improve check-whitespace output

 .github/workflows/check-whitespace.yml | 57 +++++++++++++++++++++-----
 1 file changed, 46 insertions(+), 11 deletions(-)


base-commit: 57e2c6ebbe7108b35ba30184dcbcb6c34c929ad8
Published-As: https://github.com/gitgitgadget/git/releases/tag/pr-1444%2Fwebstech%2Fwhitespace-v1
Fetch-It-Via: git fetch https://github.com/gitgitgadget/git pr-1444/webstech/whitespace-v1
Pull-Request: https://github.com/gitgitgadget/git/pull/1444
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