Add cluster secrets and update secretStore examples

docs/provider-kubernetes.md

@@ -6,39 +6,76 @@ It's possible to authenticate against the Kubernetes API using client certificat
 
 ## Example
 
-### SecretStore
+### K8s Cluster Secret
 
-The `Server` section specifies the url of the Kubernetes API and the location to fetch the CA. The `auth` section indicates the type of authentication to use, `cert`, `token` or `serviceAccount` and includes the path to fetch the certificates or the token.
 
+```
+apiVersion: v1
+kind: Secret
+metadata:
+  name: cluster-secrets
+data:
+  # Fill with your encoded base64 CA
+  ca: Cg==
+  # Fill with your encoded base64 Certificate
+  certificate: Cg==
+  # Fill with your encoded base64 Key
+  key: Cg==
+stringData:
+  # Fill with your a string Token
+  bearerToken: "my-token"
+```
+
+## SecretStore
+
+The `Server` section specifies the url of the Kubernetes API and the location to fetch the CA. The `auth` section indicates the type of authentication to use, `cert`, `token` or `serviceAccount` and includes the path to fetch the certificates or the token.
 
 ```
-apiVersion: external-secrets.io/v1alpha1
+apiVersion: external-secrets.io/v1beta1
 kind: SecretStore
 metadata:
   name: example
 spec:
   provider:
-      kubernetes:  
+      kubernetes:
+        # If not remoteNamesapce is provided, default namespace is used
+        remoteNamespace: default  
         server: 
           url:  https://127.0.0.1:36473
+          # Add your encoded base64 to caBundle or a referenced caProvider
+          # if both are provided caProvider will be ignored
+          caBundle: Cg==
           caProvider: 
             type: Secret
-            name : kind-cluster-secrets
+            name : cluster-secrets
             key: ca
         auth:
+          # Add a referenced bearerToken or client certificates, 
+          # if both are provided client certificates will be ignored
+          token:
+            bearerToken:
+              name: cluster-secrets
+              key: bearerToken
           cert:
             clientCert: 
-                name: kind-cluster-secrets
+                name: cluster-secrets
                 key: certificate
             clientKey: 
-                name: kind-cluster-secrets
+                name: cluster-secrets
                 key: key
+---
+apiVersion: v1
+kind: Secret
+metadata:
+  name: secret-example
+data:
+  extra: YmFyCg==
 ```
         
 ### ExternalSecret
 
 ```
-apiVersion: external-secrets.io/v1alpha1
+apiVersion: external-secrets.io/v1beta1
 kind: ExternalSecret
 metadata:
   name: example
@@ -51,7 +88,7 @@ spec:
     name: secret-to-be-created  # name of the k8s Secret to be created
     creationPolicy: Owner
   data:
-  - secretKey: extra #
+  - secretKey: extra
     remoteRef:
       key: secret-example
       property: extra