add meta info

meta/main.yml

@@ -0,0 +1,9 @@
+---
+galaxy_info:
+  author: Ludovic Cartier
+  description: Simple firewall !
+  company: brainsys
+  license: MIT
+  min_ansible_version: 2.8
+  issue_tracker_url: https://git.brainsys.io/ansible-roles/firewall/issues
+  github_branch: main