This:
- brings consistency - no more mixing `_name_prefix` and `_registry_prefix`
- adds extensibility - a future patch will allow reconfiguring all registry prefixes for all roles in the playbook
We still have `_docker_` vs `_container_` inconsistencies.
These may be worked on later.
* add prometheus-nginxlog-exporter role
* Rename matrix_prometheus_nginxlog_exporter_container_url to matrix_prometheus_nginxlog_exporter_container_hostname
* avoid referencing variables from other roles, handover info using group_vars/matrix_servers
* fix: stop service when uninstalling
fix: typo
move available arch's into a var
fix: text
* fix: prometheus enabled condition
Co-authored-by: ikkemaniac <ikkemaniac@localhost>