initial Mergify configuration (#7108)

Signed-off-by: Andrei Neagu <null>

Author: GitHK

.github/mergify.yml

@@ -0,0 +1,40 @@
+pull_request_rules:
+    - name: Automatic merge
+      description: Conditions required for automatic merging of a PR
+      conditions:
+        # let Mergify know that the PR can be merged (added manually)
+        - label = 🤖-automerge
+        # block Mergify from merging the PR (added manually)
+        - label != 🤖-do-not-merge
+
+        # list of CI checks that need to pass in order for the PR to be merged
+        - check-success=unit-tests
+        - check-success=integration-tests
+        - check-success=system-tests
+
+        # Check for required reviews
+        - "#approved-reviews-by>=2"  # Requires 2 approving reviews
+        - "#changes-requested-reviews-by=0"  # No changes requested
+        - "#review-threads-unresolved=0"  # All review threads resolved
+
+        # Optional but recommended checks
+        - base=master
+        - -draft  # PR is not in draft state
+        - -conflict  # No merge conflicts
+      actions:
+        merge:
+
+
+    - name: retry CI on failure
+      conditions:
+        - base=master
+        - or:
+          - check-failure=unit-tests
+          - check-failure=integration-tests
+          - check-failure=system-tests
+      actions:
+        github_actions:
+          workflow:
+            dispatch:
+            - workflow: .github/workflows/ci-testing-deploy.yml
+