update kubernetes example and lint workflow

Author: miparnisari

.github/workflows/lint.yaml

@@ -11,8 +11,9 @@ jobs:
     name: "Lint"
     runs-on: "ubuntu-latest"
     steps:
-      - uses: "actions/checkout@v3"
+      - uses: "actions/checkout@v4"
       - uses: "authzed/actions/yaml-lint@main"
-      - uses: "instrumenta/kubeval-action@5915e4adba5adccac07cb156b82e54c3fed74921"
-        with:
-          files: "kubernetes"
+      - name: "Set up Kubeconform"
+        uses: "bmuschko/setup-kubeconform@v1"
+      - name: "Validate manifests"
+        run: "kubeconform -summary -verbose ./kubernetes"

README.md

@@ -18,6 +18,7 @@ Examples in this repository include:
 
 - How to set up SpiceDB with tracing: see [tracing](./tracing)
 - How to invoke SpiceDB as a library: see [library](./library)
+- How to run SpiceDB in a Kubernetes cluster: see [kubernetes](./kubernetes)
 - CI/CD Workflows
 
 Have questions? Join our [Discord].

kubernetes/example.yaml

@@ -11,8 +11,8 @@
 #   - Logging configured at the debug log-level
 #
 # To apply this configuration execute the following:
-# kubectl -n $YOUR_NAMESPACE create secret generic spicedb --from-literal=SPICEDB_GRPC_PRESHARED_KEY=$YOUR_SECRET
-# kubectl -n $YOUR_NAMESPACE create -f example.yaml
+# kubectl -n tenant create secret generic spicedb --from-literal=SPICEDB_GRPC_PRESHARED_KEY=maria
+# kubectl -n tenant create -f example.yaml
 ---
 apiVersion: "v1"
 kind: "Service"
@@ -145,7 +145,7 @@ spec:
               protocol: "TCP"
           readinessProbe:
             exec:
-              command: ["grpc_health_probe", "-v", "-addr=localhost:50051"]
+              command: [ "grpc_health_probe", "-v", "-addr=localhost:50051" ]
             failureThreshold: 5
             periodSeconds: 10
             successThreshold: 1