improving servicemonitor definition section

examples/additional-namespaces-servicemonitor.jsonnet

@@ -0,0 +1,40 @@
+local kp = (import 'kube-prometheus/kube-prometheus.libsonnet') + {
+  _config+:: {
+      namespace: 'monitoring',
+      prometheus+:: {
+        namespaces+: ['my-namespace', 'my-second-namespace'],
+      }
+    },
+    prometheus+:: {
+      serviceMonitorMyNamespace: {
+          apiVersion: 'monitoring.coreos.com/v1',
+          kind: 'ServiceMonitor',
+          metadata: {
+              name: 'my-servicemonitor',
+              namespace: 'my-namespace',
+          },
+          spec: {
+              jobLabel: 'app',
+              endpoints: [
+              {
+                  port: 'http-metrics',
+              },
+              ],
+              selector: {
+                  matchLabels: {
+                      'app': 'myapp',
+                  },
+              },
+          },
+        },
+      },      
+
+};
+
+{ ['00namespace-' + name]: kp.kubePrometheus[name] for name in std.objectFields(kp.kubePrometheus) } +
+{ ['0prometheus-operator-' + name]: kp.prometheusOperator[name] for name in std.objectFields(kp.prometheusOperator) } +
+{ ['node-exporter-' + name]: kp.nodeExporter[name] for name in std.objectFields(kp.nodeExporter) } +
+{ ['kube-state-metrics-' + name]: kp.kubeStateMetrics[name] for name in std.objectFields(kp.kubeStateMetrics) } +
+{ ['alertmanager-' + name]: kp.alertmanager[name] for name in std.objectFields(kp.alertmanager) } +
+{ ['prometheus-' + name]: kp.prometheus[name] for name in std.objectFields(kp.prometheus) } +
+{ ['grafana-' + name]: kp.grafana[name] for name in std.objectFields(kp.grafana) }