kube/aks: add trigger.yaml to deploy the trigger

Add trigger.yaml to deploy the trigger pipeline step.  Update
kernelci.toml accordingly to monitor the mainline tree every hour.

Signed-off-by: Guillaume Tucker <[email protected]>

Author: gctucker

kube/aks/kernelci.toml

@@ -1,3 +1,8 @@
 [DEFAULT]
 api_config = "early-access"
 verbose = true
+
+[trigger]
+poll_period = 3600
+startup_delay = 3
+build_configs = "mainline"

kube/aks/trigger.yaml

@@ -0,0 +1,25 @@
+# SPDX-License-Identifier: LGPL-2.1-or-later
+#
+# Copyright (C) 2023 Collabora Limited
+# Author: Guillaume Tucker <[email protected]>
+
+apiVersion: v1
+kind: Pod
+metadata:
+  name: trigger
+  namespace: kernelci-pipeline
+spec:
+  containers:
+  - name: trigger
+    image: kernelci/pipeline
+    imagePullPolicy: Always
+    command:
+    - ./src/trigger.py
+    - --settings=/home/kernelci/pipeline/kube/aks/kernelci.toml
+    - run
+    env:
+    - name: KCI_API_TOKEN
+      valueFrom:
+        secretKeyRef:
+          name: kernelci-api-token
+          key: token