add chart_values input section in SonarQube README

Author: sabarish244

platform/modules/sonarqube/README.md

@@ -28,4 +28,73 @@
 | <a name="input_chart_version"></a> [chart\_version](#input\_chart\_version) | Version of chart to install | `string` | `null` | no |
 | <a name="input_k8s_namespace"></a> [k8s\_namespace](#input\_k8s\_namespace) | Kubernetes namespace in which resources will be written | `string` | `"default"` | no |
 | <a name="input_name"></a> [name](#input\_name) | Name for the release | `string` | `"sonarqube"` | no |
+
+## chart_values Input
+
+The list of Helm values that can be configured via `chart_values` input. For default values, refer to [Artifact Hub](https://artifacthub.io/packages/helm/sonarqube/sonarqube?modal=values).
+
+| Parameter | Description | Default |
+|-----------|-------------|---------|
+| `deploymentType` | Deployment type (Deployment or StatefulSet) | `"Deployment"` |
+| `replicaCount` | Number of SonarQube replicas | `1` |
+| `revisionHistoryLimit` | How many revisions to retain | `10` |
+| `deploymentStrategy` | Deployment strategy type | `Recreate` |
+| `community.enabled` | Enable Community Edition | `true` |
+| `community.buildNumber` | Community Edition build number | `"25.12.0.117093"` |
+| `image.repository` | Image repository | `"sonarqube"` |
+| `image.pullPolicy` | Image pull policy | `IfNotPresent` |
+| `securityContext.fsGroup` | Pod security context fsGroup | `1000` |
+| `containerSecurityContext` | Container security context | (see values.yaml) |
+| `elasticsearch.configureNode` | Configure Elasticsearch node | `false` |
+| `elasticsearch.bootstrapChecks` | Enable Elasticsearch bootstrap checks | `true` |
+| `service.type` | Kubernetes Service type | `"ClusterIP"` |
+| `service.externalPort` | Service external port | `9000` |
+| `service.internalPort` | Service internal port | `9000` |
+| `httpProxySecret` | Secret containing http proxy config | `""` |
+| `httpProxy` | HTTP proxy URL | `""` |
+| `networkPolicy.enabled` | Enable NetworkPolicy creation | `false` |
+| `sonarWebContext` | Context path for SonarQube web | `""` |
+| `ingress-nginx.enabled` | Enable ingress-nginx chart | `false` |
+| `httproute.enabled` | Enable Gateway API HTTPRoute | `false` |
+| `ingress.enabled` | Enable Ingress creation | `false` |
+| `ingress.hosts` | Ingress hosts configuration | `[]` |
+| `ingress.tls` | Ingress TLS configuration | `[]` |
+| `affinity` | Pod affinity rules | `{}` |
+| `tolerations` | Pod tolerations | `[]` |
+| `nodeSelector` | Pod node selector | `{}` |
+| `readinessProbe` | Readiness probe configuration | (see values.yaml) |
+| `livenessProbe` | Liveness probe configuration | (see values.yaml) |
+| `startupProbe` | Startup probe configuration | (see values.yaml) |
+| `initContainers` | Init containers configuration | (see values.yaml) |
+| `extraInitContainers` | Extra init containers | `{}` |
+| `extraContainers` | Extra main containers | `[]` |
+| `extraVolumes` | Extra volumes for the Pod | `[]` |
+| `extraVolumeMounts` | Extra volume mounts for containers | `[]` |
+| `caCerts.enabled` | Enable custom CA certs | `false` |
+| `initSysctl.enabled` | Enable Sysctl init container | `false` |
+| `initFs.enabled` | Enable InitFs init container | `false` |
+| `prometheusExporter.enabled` | Enable Prometheus JMX Exporter | `false` |
+| `prometheusMonitoring.podMonitor.enabled` | Enable Prometheus Operator PodMonitor | `false` |
+| `plugins.install` | List of plugins to install | `[]` |
+| `jvmOpts` | Additional JVM options | `""` |
+| `monitoringPasscode` | Passcode for liveness/readiness probes | `""` |
+| `env` | Environment variables | `[]` |
+| `annotations` | Pod annotations | `{}` |
+| `resources` | Pod resource requests/limits | (see values.yaml) |
+| `persistence.enabled` | Enable persistence | `false` |
+| `persistence.storageClass` | Storage class for PVC | `null` |
+| `persistence.accessMode` | PVC access mode | `ReadWriteOnce` |
+| `persistence.size` | PVC size | `5Gi` |
+| `emptyDir` | Config for emptyDir if persistence disabled | `{}` |
+| `jdbcOverwrite.enabled` | Enable external JDBC configuration | `true` |
+| `jdbcOverwrite.jdbcUrl` | JDBC URL for external database | `""` |
+| `jdbcOverwrite.jdbcUsername` | JDBC username | `""` |
+| `jdbcOverwrite.jdbcSecretName` | Secret name containing DB password | `""` |
+| `postgresql.enabled` | Enable embedded PostgreSQL | `false` |
+| `podLabels` | Additional labels for pods | `{}` |
+| `tests.enabled` | Enable test hook | `true` |
+| `serviceAccount.create` | Create Service Account | `false` |
+| `serviceAccount.name` | Service Account name | `""` |
+| `extraConfig` | Extra secrets/configmaps to mount | `{}` |
+| `terminationGracePeriodSeconds` | Pod termination grace period | `60` |
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