Update Gitea role for docker_compose_deploy

- Add MariaDB to dev playbook
- Set Git user in "users:"
- Define Gitea external compose project
- Forward SSH port in forwarding script
- Create user groups with system users
- Install python3-pymysql for Ansible
- Strip old Gitea deployment methods
- Bind MariaDB to docker0 for Docker access

roles/base/handlers/main.yml

@@ -27,4 +27,4 @@
   ansible.builtin.service:
     name: smbd
     state: restarted
-  listen: restart_samba
+  listen: restart_samba