add new and improved backup-scripts system

roles/any.tools.backup-scripts/defaults/main.yml

@@ -0,0 +1,47 @@
+# List of backup jobs to configure. Each entry creates a systemd service and
+# timer. Required keys per entry vary by type:
+#
+# All types:
+#   name:             (required) unique identifier, used in unit and script filenames
+#   type:             (required) backup template to use: btrfs-subvolume, podman-postgres, postgres
+#   user:             (optional) user to run the backup as; defaults to root
+#   group:            (optional) group to run the backup as; defaults to backups
+#   timer_delay_sec:  (optional) RandomizedDelaySec for the timer; defaults to 30 minutes
+#
+# btrfs-subvolume:
+#   path:             (required) path to the btrfs subvolume to back up
+#
+# podman-postgres:
+#   container:        (required) name of the podman container running postgres
+#   pg_user:          (required) postgres user to connect as
+#   database:         (required) postgres database to dump
+#
+# postgres:
+#   pwd:              (required) working directory for podman compose
+#   user:             (required) postgres user to connect as
+#   database:         (required) postgres database to dump
+backups: []
+
+# Restic REST server URL to publish backups to
+backup_restic_repository: "rest:http://localhost:8000/backups"
+
+# Path to the file containing the Restic repository password
+backup_restic_password_file: "/etc/backups/restic_backups_passwd"
+
+# Directory where backup scripts are stored
+backup_scripts_dir: "/etc/backups"
+
+# Hour at which all backup timers fire (24h)
+backup_timer_hour: "02"
+
+# Minute at which all backup timers fire
+backup_timer_minute: "00"
+
+# Randomized delay from start time that services are started
+backup_timer_delay_sec: "1800"
+
+# OpenTelemetry collector endpoint for backup tracing
+backup_otel_endpoint: "http://localhost:4318"
+
+# OpenTelemetry service name used to identify backup spans
+backup_otel_service_name: "backups"