fix: use patched modules from 4.0.1 (#15)

Feat: v4 (#14)

* docs: update README
* feat: update action description
* feat: update Dockerfile: add Heart complete installation
* feat: remove Heart installation from entrypoint, as the full installation is now made in the Dockerfile and listener are selected with the except-listener and only-listener CLI options
* feat: add the verbose option
* feat: use the test Heart Docker image
* feat: add the verbose mode
* chore: remove useless files and ignored files as we are using the new Heart Docker image
* fix: update the config path if the config is an existing file
* refactor: restore the use of Heart image, as an error was in it
* ci: add a lint check on PRs
* ci: setup custom Markdown lint
* ci: add exception for a tag
* refactor: use the proper Heart image tag
* fix: prefix environment variables with HEART_
* docs: fix Slack access token variable name

fix: use patched modules from 4.0.1 (#15)

Make the major tag up-to-date with the latest release (#11)

* ci: update the major tag according to the releases
* docs: update the README regarding the new usage of the action

Make the major tag up-to-date with the latest release (#11)

* ci: update the major tag according to the releases
* docs: update the README regarding the new usage of the action

docs: bump the version number to prepare the release (#8)

docs: update action name and description to make it publishable in th…

…e marketplace (#2)