code: @RequestMapping(value = "changelog/export/{projectId}/formats", method = RequestMethod.GET)
      public Resources<ExportFormat> changeLogExportFormats(@PathVariable ID projectId) {
          // Gets the project
          Project project = structureService.getProject(projectId);
          // Gets the configuration for the project
          GitConfiguration projectConfiguration = gitService.getProjectConfiguration(project);
          if (projectConfiguration != null) {
              Optional<ConfiguredIssueService> configuredIssueService = projectConfiguration.getConfiguredIssueService();
              if (configuredIssueService.isPresent()) {
                  return Resources.of(
                          configuredIssueService.get().getIssueServiceExtension().exportFormats(
                                  configuredIssueService.get().getIssueServiceConfiguration()
                          ),
                          uri(on(GitController.class).changeLogExportFormats(projectId))
                  );
              }
          }
          // Not found
          return Resources.of(
                  Collections.emptyList(),
                  uri(on(GitController.class).changeLogExportFormats(projectId))
          );
      }
docs: Change log export, list of formats