Automatically add "backport" label to dev tool changes

.github/boring-cyborg.yml

@@ -332,6 +332,24 @@ labelPRBasedOnFilePath:
     - .rat-excludes
     - .readthedocs.yml
 
+  # This should be copy of the "area:dev-tools" above and should be updated when we switch maintenance branch
+  backport-to-v3-0-test:
+    - scripts/**/*
+    - dev/**/*
+    - .github/**/*
+    - Dockerfile.ci
+    - CONTRIBUTING.rst
+    - contributing-docs/**/*
+    - yamllint-config.yml
+    - .asf.yaml
+    - .bash_completion
+    - .dockerignore
+    - .hadolint.yaml
+    - .pre-commit-config.yaml
+    - .rat-excludes
+    - .readthedocs.yml
+
+
   kind:documentation:
     - airflow-core/docs/**/*
     - chart/docs/**/*

dev/README_RELEASE_AIRFLOW.md

@@ -293,12 +293,6 @@ export AIRFLOW_REPO_ROOT=$(pwd)
 uv tool install -e ./dev/breeze
 ```
 
-or (if you prefer to use pipx):
-
-```shell script
-pipx install -e ./dev/breeze
-```
-
 - For major/minor version release, run the following commands to create the 'test' and 'stable' branches.
 
     ```shell script

dev/breeze/src/airflow_breeze/commands/minor_release_command.py

@@ -132,6 +132,12 @@ def instruction_update_version_branch(version_branch):
                 required_approving_review_count: 1
             """
         )
+        console_print()
+        console_print(
+            "Update name of `backport` label to "
+            f"backport-to-v{version_branch}-test in .github/boring-cyborg.yml"
+        )
+        console_print()
         console_print("Once you finish with the above. Commit the changes and make a PR against main")
         confirm_action("I'm done with the changes. Continue?", abort=True)