public Set<GitHubConfig> getAllGitHubConfig(User user) throws FileNotFoundException {
		FileEntry gitConfigYaml = fileEntryService.getOne(user, GITHUB_CONFIG_NAME, -1L);
		if (gitConfigYaml == null) {
			throw new FileNotFoundException(GITHUB_CONFIG_NAME + " isn't exist.");
		}

		return getAllGithubConfig(gitConfigYaml);
	}
get all github configuration of {@link User}.

@param user user.
@return list of github configuration.
@since 3.5.0
ngrinder-controller/src/main/java/org/ngrinder/script/service/GitHubFileEntryService.java