Build multi-arch images (#693)

* Build multi-arch images

* Reduce CPU requirements for jenkins instances in e2e tests

* Bump Jenkins LTS & plugins versions

chart/jenkins-operator/crds/jenkins-crd.yaml

@@ -157,10 +157,10 @@ spec:
                     type: object
                   basePlugins:
                     description: 'BasePlugins contains plugins required by operator
-                      Defaults to : - name: kubernetes version: "1.30.11" - name:
+                      Defaults to : - name: kubernetes version: "1.31.3" - name:
                       workflow-job version: "1145.v7f2433caa07f" - name: workflow-aggregator version:
-                      "2.6" - name: git version: "4.10.0" - name: job-dsl version:
-                      "1.78.1" - name: configuration-as-code version: "1.55" - name:
+                      "2.6" - name: git version: "4.10.3" - name: job-dsl version:
+                      "1.78.1" - name: configuration-as-code version: "1346.ve8cfa_3473c94" - name:
                       kubernetes-credentials-provider version: "0.20"'
                     items:
                       description: Plugin defines Jenkins plugin.

chart/jenkins-operator/values.yaml

@@ -30,7 +30,7 @@ jenkins:
   # image is the name (and tag) of the Jenkins instance
   # Default: jenkins/jenkins:lts
   # It's recommended to use LTS (tag: "lts") version
-  image: jenkins/jenkins:2.319.1-lts-alpine
+  image: jenkins/jenkins:2.319.3-lts
 
   # env contains jenkins container environment variables
   env: []
@@ -72,20 +72,20 @@ jenkins:
   # Example:
   #
   # basePlugins:
-  # - name: kubernetes
-  #   version: 1.30.11
-  # - name: workflow-job
-  #   version: "1145.v7f2433caa07f"
-  # - name: workflow-aggregator
-  #   version: "2.6"
+  # - name: configuration-as-code
+  #   version: "1346.ve8cfa_3473c94"
   # - name: git
-  #   version: 4.10.0
+  #   version: 4.10.3
   # - name: job-dsl
   #   version: "1.78.1"
-  # - name: configuration-as-code
-  #   version: "1.55"
+  # - name: kubernetes
+  #   version: 1.31.3
   # - name: kubernetes-credentials-provider
   #   version: 0.20
+  # - name: workflow-aggregator
+  #   version: "2.6"
+  # - name: workflow-job
+  #   version: "1145.v7f2433caa07f"
   basePlugins: []
 
   # plugins are plugins required by the user
@@ -118,7 +118,7 @@ jenkins:
       cpu: 1000m
       memory: 3Gi
     requests:
-      cpu: 1
+      cpu: 250m
       memory: 500Mi
 
   # volumes used by Jenkins