ci(pegasus): keep Jenkinsfile under loc gate

Jenkinsfile

@@ -6,73 +6,48 @@ pipeline {
 apiVersion: v1
 kind: Pod
 spec:
-  nodeSelector:
+  nodeSelector: {hardware: rpi5, kubernetes.io/arch: arm64, node-role.kubernetes.io/worker: "true"}
-    hardware: rpi5
-    kubernetes.io/arch: arm64
-    node-role.kubernetes.io/worker: "true"
   affinity:
     nodeAffinity:
       requiredDuringSchedulingIgnoredDuringExecution:
         nodeSelectorTerms:
           - matchExpressions:
-              - key: kubernetes.io/hostname
+              - {key: kubernetes.io/hostname, operator: NotIn, values: [titan-06]}
-                operator: NotIn
-                values:
-                  - titan-06
       preferredDuringSchedulingIgnoredDuringExecution:
         - weight: 100
           preference:
             matchExpressions:
-              - key: kubernetes.io/hostname
+              - {key: kubernetes.io/hostname, operator: NotIn, values: [titan-13, titan-15, titan-17, titan-19]}
-                operator: NotIn
-                values:
-                  - titan-13
-                  - titan-15
-                  - titan-17
-                  - titan-19
   topologySpreadConstraints:
     - maxSkew: 1
       topologyKey: kubernetes.io/hostname
       whenUnsatisfiable: ScheduleAnyway
-      labelSelector:
+      labelSelector: {matchLabels: {jenkins/jenkins-jenkins-agent: "true"}}
-        matchLabels:
-          jenkins/jenkins-jenkins-agent: "true"
   containers:
     - name: go-tester
       image: registry.bstein.dev/bstein/golang:1.22-bookworm
       command: ["cat"]
       tty: true
-      volumeMounts:
+      volumeMounts: [{name: workspace-volume, mountPath: /home/jenkins/agent}]
-        - name: workspace-volume
-          mountPath: /home/jenkins/agent
     - name: node-tester
       image: registry.bstein.dev/bstein/node:20-bookworm
       command: ["cat"]
       tty: true
-      volumeMounts:
+      volumeMounts: [{name: workspace-volume, mountPath: /home/jenkins/agent}]
-        - name: workspace-volume
-          mountPath: /home/jenkins/agent
     - name: publisher
       image: registry.bstein.dev/bstein/python:3.12-slim
       command: ["cat"]
       tty: true
-      volumeMounts:
+      volumeMounts: [{name: workspace-volume, mountPath: /home/jenkins/agent}]
-        - name: workspace-volume
-          mountPath: /home/jenkins/agent
     - name: quality-tools
       image: registry.bstein.dev/bstein/quality-tools:sonar8.0.1-trivy0.70.0-db20260422-arm64
       command: ["cat"]
       tty: true
-      volumeMounts:
+      volumeMounts: [{name: workspace-volume, mountPath: /home/jenkins/agent}]
-        - name: workspace-volume
+  volumes: [{name: workspace-volume, emptyDir: {}}]
-          mountPath: /home/jenkins/agent
-  volumes:
-    - name: workspace-volume
-      emptyDir: {}
 """
     }
   }
-
   environment {
     SUITE_NAME = 'pegasus'
     PUSHGATEWAY_URL = 'http://platform-quality-gateway.monitoring.svc.cluster.local:9091'
@@ -85,7 +60,6 @@ spec:
     QUALITY_GATE_IRONBANK_REQUIRED = '0'
     QUALITY_GATE_IRONBANK_REPORT = 'build/ironbank-compliance.json'
   }
-
   options {
     disableConcurrentBuilds()
     buildDiscarder(logRotator(daysToKeepStr: '30', numToKeepStr: '200', artifactDaysToKeepStr: '30', artifactNumToKeepStr: '120'))