add service user and update readme

example/server/internal/storage.go

@@ -5,6 +5,7 @@ import (
 	"crypto/rand"
 	"crypto/rsa"
 	"fmt"
+	"math/big"
 	"time"
 
 	"github.com/google/uuid"
@@ -15,6 +16,18 @@ import (
 	"github.com/caos/oidc/pkg/op"
 )
 
+var (
+	//serviceKey1 is a public key which will be used for the JWT Profile Authorization Grant
+	//the corresponding private key is in the service-key1.json (for demonstration purposes)
+	serviceKey1 = &rsa.PublicKey{
+		N: func() *big.Int {
+			n, _ := new(big.Int).SetString("00f6d44fb5f34ac2033a75e73cb65ff24e6181edc58845e75a560ac21378284977bb055b1a75b714874e2a2641806205681c09abec76efd52cf40984edcf4c8ca09717355d11ac338f280d3e4c905b00543bdb8ee5a417496cb50cb0e29afc5a0d0471fd5a2fa625bd5281f61e6b02067d4fe7a5349eeae6d6a4300bcd86eef331", 16)
+			return n
+		}(),
+		E: 65537,
+	}
+)
+
 //storage implements the op.Storage interface
 //typically you would implement this as a layer on top of your database
 //for simplicity this example keeps everything in-memory
@@ -57,6 +70,13 @@ func NewStorage() *storage {
 				preferredLanguage: language.German,
 			},
 		},
+		services: map[string]Service{
+			"service": {
+				keys: map[string]*rsa.PublicKey{
+					"key1": serviceKey1,
+				},
+			},
+		},
 		signingKey: signingKey{
 			ID:        "id",
 			Algorithm: "RS256",