🚀 ci: update publish job to trigger on version tags

.github/workflows/main.yml

@@ -3,6 +3,7 @@ name: Ansible CI
 on:
   push:
     branches: [ master ]
+    tags: [ 'v*' ]
   pull_request:
     branches: [ master ]
 
@@ -31,8 +32,8 @@ jobs:
         run: ${PWD}/tests/test-ansible-role.sh -d ${{ matrix.distro }}
 
   publish:
-    # Run this job only if the push event is triggered on the default branch
-    if: github.event_name == 'push' && github.ref == ${{ github.event.repository.default_branch }}
+    # Run this job only if the push event is triggered by a tag.
+    if: github.event_name == 'push' && github.ref_type == 'tag' && startsWith(github.ref, 'refs/tags/v')
     needs:
       - test
     runs-on: ubuntu-latest