add borgmatic role

roles/borgmatic/molecule/default/molecule.yml

@@ -0,0 +1,31 @@
+---
+dependency:
+  name: galaxy
+
+driver:
+  name: docker
+
+platforms:
+  - name: ubuntu
+    image: geerlingguy/docker-${MOLECULE_DISTRO:-ubuntu2404}-ansible:latest
+    pre_build_image: true
+    command: ${MOLECULE_DOCKER_COMMAND:-""}
+    volumes:
+      - /sys/fs/cgroup:/sys/fs/cgroup:rw
+    cgroupns_mode: host
+    privileged: true
+
+provisioner:
+  name: ansible
+
+verifier:
+  name: ansible
+
+scenario:
+  name: default
+  test_sequence:
+    - destroy
+    - create
+    - converge
+    # - idempotence
+    - verify