fix fetch-depth option

Fix `fetch-depth` option in actions/checkout action to support multi
commits.

Signed-off-by: Inho Oh <webispy@gmail.com>

fix safe directory issue

fix fatal error for safe directory issue. (#16)

Signed-off-by: Inho Oh <webispy@gmail.com>

pass GITHUB_TOKEN to API if it is set

Currently the GITHUB_TOKEN environment variable is not used. Pass it to
the github API when reading the command list to allow accessing private
repositories.

Signed-off-by: Haggai Eran <haggaie@nvidia.com>

add error message for action

The error message will appear in the annotation of the github action.

Signed-off-by: Inho Oh <inho.oh@sk.com>

Update README.md

Signed-off-by: Inho Oh <inho.oh@sk.com>

Fixed posting only when GITHUB_TOKEN is present.

fix commit list

Signed-off-by: Inho Oh <inho.oh@sk.com>

Initial commit

add action.yml