feat: Add support for OAuth2 Client metadata property (#38)

See #36

config/crd/bases/hydra.ory.sh_oauth2clients.yaml

@@ -455,13 +455,16 @@ spec:
               minItems: 1
               type: array
             tokenEndpointAuthMethod:
-              description: Indication which authenticaiton method shoud be used for the token endpoint.
+              description: Indication which authentication method shoud be used for the token endpoint.
               type: string
               enum:
               - client_secret_basic
               - client_secret_post
               - private_key_jwt
               - none
+            metadata:
+              description: Metadata is arbitrary data. This JSON will be stored into client and can be used to hold custom properties
+              type: object
             scope:
               description: Scope is a string containing a space-separated list of
                 scope values (as described in Section 3.3 of OAuth 2.0 [RFC6749])

config/samples/hydra_v1alpha1_oauth2client.yaml

@@ -30,4 +30,7 @@ spec:
     endpoint: /clients
     forwardedProto: https
   tokenEndpointAuthMethod: client_secret_basic
+  metadata:
+    property1: 1
+    property2: "2"
   

config/samples/hydra_v1alpha1_oauth2client_user_credentials.yaml

@@ -40,3 +40,6 @@ spec:
     endpoint: /clients
     forwardedProto: https
   tokenEndpointAuthMethod: client_secret_basic
+  metadata:
+    property1: 1
+    property2: "2"