add debug tag and linuxfabrik conf

.pre-commit-config.yaml

defaults/main.yml

meta/argument_specs.yml

tasks/agent_check.yml

tasks/agent_nodes_group.yml

tasks/apt.yml

tasks/apt_linuxfabrik.yml

tasks/cert_config.yml

tasks/debug.yml

tasks/firewall.yml

tasks/install.yml

tasks/iptables.yml

tasks/main.yml

tasks/master_agents.yml

tasks/master_api.yml

tasks/master_api_user.yml

tasks/master_features.yml

tasks/plugin_linuxfabrik.yml

tasks/verify.yml

templates/linuxfabrik.conf.j2