Upgrade to latest k8s tooling (apache#49945)

Also noticed a few webserver references that should be changed to
api server.

Author: potiuk

.gitignore

@@ -16,6 +16,7 @@ airflow/git_version
 airflow/ui/coverage/
 logs/
 airflow-webserver.pid
+airflow-api-server.pid
 standalone_admin_password.txt
 warnings.txt
 warn-summary-*.txt

README.md

@@ -100,7 +100,7 @@ Apache Airflow is tested with:
 |------------|------------------------|------------------------|
 | Python     | 3.9, 3.10, 3.11, 3.12  | 3.9, 3.10, 3.11, 3.12  |
 | Platform   | AMD64/ARM64(\*)        | AMD64/ARM64(\*)        |
-| Kubernetes | 1.29, 1.30, 1.31, 1.32 | 1.29, 1.30, 1.31, 1.32 |
+| Kubernetes | 1.30, 1.31, 1.32, 1.33 | 1.30, 1.31, 1.33, 1.33 |
 | PostgreSQL | 13, 14, 15, 16, 17     | 13, 14, 15, 16, 17     |
 | MySQL      | 8.0, 8.4, Innovation   | 8.0, 8.4, Innovation   |
 | SQLite     | 3.15.0+                | 3.15.0+                |

airflow-core/docs/howto/docker-compose/index.rst

@@ -89,7 +89,7 @@ This file contains several service definitions:
 - ``airflow-scheduler`` - The :doc:`scheduler </administration-and-deployment/scheduler>` monitors all tasks and dags, then triggers the
   task instances once their dependencies are complete.
 - ``airflow-dag-processor`` - The DAG processor parses DAG files.
-- ``airflow-webserver`` - The webserver is available at ``http://localhost:8080``.
+- ``airflow-api-server`` - The api server is available at ``http://localhost:8080``.
 - ``airflow-worker`` - The worker that executes the tasks given by the scheduler.
 - ``airflow-triggerer`` - The triggerer runs an event loop for deferrable tasks.
 - ``airflow-init`` - The initialization service.
@@ -210,7 +210,7 @@ In a second terminal you can check the condition of the containers and make sure
     CONTAINER ID   IMAGE            |version-spacepad| COMMAND                  CREATED          STATUS                    PORTS                              NAMES
     247ebe6cf87a   apache/airflow:|version|   "/usr/bin/dumb-init …"   3 minutes ago    Up 3 minutes (healthy)    8080/tcp                           compose_airflow-worker_1
     ed9b09fc84b1   apache/airflow:|version|   "/usr/bin/dumb-init …"   3 minutes ago    Up 3 minutes (healthy)    8080/tcp                           compose_airflow-scheduler_1
-    7cb1fb603a98   apache/airflow:|version|   "/usr/bin/dumb-init …"   3 minutes ago    Up 3 minutes (healthy)    0.0.0.0:8080->8080/tcp             compose_airflow-webserver_1
+    7cb1fb603a98   apache/airflow:|version|   "/usr/bin/dumb-init …"   3 minutes ago    Up 3 minutes (healthy)    0.0.0.0:8080->8080/tcp             compose_airflow-api_server_1
     74f3bbe506eb   postgres:13      |version-spacepad| "docker-entrypoint.s…"   18 minutes ago   Up 17 minutes (healthy)   5432/tcp                           compose_postgres_1
     0bd6576d23cb   redis:latest     |version-spacepad| "docker-entrypoint.s…"   10 hours ago     Up 17 minutes (healthy)   0.0.0.0:6379->6379/tcp             compose_redis_1
 

airflow-core/docs/start.rst

@@ -94,7 +94,7 @@ and create the "airflow.cfg" file with defaults that will get you going fast.
 You can override defaults using environment variables, see :doc:`/configurations-ref`.
 You can inspect the file either in ``$AIRFLOW_HOME/airflow.cfg``, or through the UI in
 the ``Admin->Configuration`` menu. The PID file for the webserver will be stored
-in ``$AIRFLOW_HOME/airflow-webserver.pid`` or in ``/run/airflow/webserver.pid``
+in ``$AIRFLOW_HOME/airflow-api-server.pid`` or in ``/run/airflow/airflow-webserver.pid``
 if started by systemd.
 
 As you grow and deploy Airflow to production, you will also want to move away

contributing-docs/testing/k8s_tests.rst

@@ -443,7 +443,7 @@ Should show the status of current KinD cluster.
     Your release is named airflow.
     You can now access your dashboard(s) by executing the following command(s) and visiting the corresponding port at localhost in your browser:
 
-    Airflow Webserver:     kubectl port-forward svc/airflow-webserver 8080:8080 --namespace airflow
+    Airflow API server:     kubectl port-forward svc/airflow-api-server 8080:8080 --namespace airflow
     Default Webserver (Airflow UI) Login credentials:
         username: admin
         password: admin

dev/breeze/doc/images/output_k8s_configure-cluster.svg

@@ -1 +1 @@
-23c2ce7515f4758b1806081aced973f2
+0046d0e84f47461bd3f0fad0011c09c4