Refactor systemctl services and categories due to alarm bugs

This commit restructures systemctl service definitions and category mappings.

Motivation: Alarm-related bugs revealed inconsistencies in service and role handling.

Preparation step: lays the groundwork for fixing the alarm issues by aligning categories, roles, and service templates.

roles/sys-ctl-bkp-docker-2-loc/vars/main.yml

@@ -0,0 +1,50 @@
+# Mapping logic for backup-docker-to-local CLI arguments
+#
+# - BKP_DOCKER_2_LOC_DB_ROUTINE:       All service names where backup.database_routine is set (for --database-containers)
+# - BKP_DOCKER_2_LOC_NO_STOP_REQUIRED: All images where backup.no_stop_required is set (for --images-no-stop-required)
+# - BKP_DOCKER_2_LOC_DISABLED:         All images where backup.disabled is set (for --images-no-backup-required)
+# CLI-ready variables render these lists as argument strings.
+
+BKP_DOCKER_2_LOC_SERVICE:     "{{ role_name ~ SYS_SERVICE_SUFFIX }}"
+
+BKP_DOCKER_2_LOC_SERVICE_ALL: "{{ role_name }}-everything{{ SYS_SERVICE_SUFFIX }}"
+
+# Verify if DB is enabled
+BKP_DOCKER_2_LOC_DB_ENABLED: "{{ database_type | default('') | bool }}"
+
+# Gather mapped values as lists
+BKP_DOCKER_2_LOC_DB_ROUTINE: >-
+  {{ applications | find_dock_val_by_bkp_entr('database_routine', 'name') | list }}
+
+BKP_DOCKER_2_LOC_NO_STOP_REQUIRED: >-
+  {{ applications | find_dock_val_by_bkp_entr('no_stop_required', 'image') | list }}
+
+BKP_DOCKER_2_LOC_DISABLED: >-
+  {{ applications | find_dock_val_by_bkp_entr('disabled', 'image') | list }}
+
+# CLI argument strings (only set if list not empty)
+BKP_DOCKER_2_LOC_DB_ROUTINE_CLI: >-
+  {% if BKP_DOCKER_2_LOC_DB_ROUTINE | length > 0 -%}
+    --database-containers {{ BKP_DOCKER_2_LOC_DB_ROUTINE | join(' ') }}
+  {%- endif %}
+
+BKP_DOCKER_2_LOC_NO_STOP_REQUIRED_CLI: >-
+  {% if BKP_DOCKER_2_LOC_NO_STOP_REQUIRED | length > 0 -%}
+    --images-no-stop-required {{ BKP_DOCKER_2_LOC_NO_STOP_REQUIRED | join(' ') }}
+  {%- endif %}
+
+BKP_DOCKER_2_LOC_DISABLED_CLI: >-
+  {% if BKP_DOCKER_2_LOC_DISABLED | length > 0 -%}
+    --images-no-backup-required {{ BKP_DOCKER_2_LOC_DISABLED | join(' ') }}
+  {%- endif %}
+
+# List of CLI args for convenience (e.g. for looping or joining)
+BKP_DOCKER_2_LOC_CLI_ARGS_LIST:
+  - "{{ BKP_DOCKER_2_LOC_DB_ROUTINE_CLI }}"
+  - "{{ BKP_DOCKER_2_LOC_NO_STOP_REQUIRED_CLI }}"
+  - "{{ BKP_DOCKER_2_LOC_DISABLED_CLI }}"
+
+BKP_DOCKER_2_LOC_EXEC: >-
+  /usr/bin/python {{ backup_docker_to_local_folder }}backup-docker-to-local.py
+  --compose-dir {{ PATH_DOCKER_COMPOSE_INSTANCES }}
+  {{ BKP_DOCKER_2_LOC_CLI_ARGS_LIST | select('string') | join(' ') }}