Add releasability check action (#232)

.github/workflows/releasability.yaml

@@ -0,0 +1,21 @@
+name: Releasability status
+
+on:
+  workflow_dispatch:
+
+jobs:
+  update_releasability_status:
+    runs-on: ubuntu-latest
+    name: Releasability status
+    permissions:
+      id-token: write
+      statuses: write
+      contents: read
+    if: >-
+      (contains(fromJSON('["main", "master"]'), github.event.check_suite.head_branch) || startsWith(github.event.check_suite.head_branch, 'dogfood-') || startsWith(github.event.check_suite.head_branch, 'branch-'))
+      && github.event.check_suite.conclusion == 'success'
+      && github.event.check_suite.app.slug == 'cirrus-ci'
+    steps:
+      - uses: SonarSource/gh-action_releasability/releasability-status@23c9ad31b2d613bade88da898dfdca0b5c65ac69 # v1.2.1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}