Pathologic was missing because of a .git folder inside.

[yaffs-website] / web / modules / contrib / front / front_page.services.yml

services:
  front_page.event_subscriber:
    class: Drupal\front_page\EventSubscriber\FrontPageSubscriber
    tags:
      - {name: event_subscriber}

  front_page.front_page_path_processor:
    class: Drupal\front_page\FrontPagePathProcessor
    tags:
      - {name: path_processor_outbound}