chore: embed helloworld proto service definitions

go.mod

@@ -8,7 +8,6 @@ require (
 	golang.org/x/sync v0.12.0
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20250313205543-e70fdf4c4cb4
 	google.golang.org/grpc v1.71.0
-	google.golang.org/grpc/examples v0.0.0-20250318070318-1703656ba59e
 	google.golang.org/protobuf v1.36.5
 )
 

go.sum

@@ -66,8 +66,6 @@ google.golang.org/genproto/googleapis/rpc v0.0.0-20250313205543-e70fdf4c4cb4 h1:
 google.golang.org/genproto/googleapis/rpc v0.0.0-20250313205543-e70fdf4c4cb4/go.mod h1:LuRYeWDFV6WOn90g357N17oMCaxpgCnbi/44qJvDn2I=
 google.golang.org/grpc v1.71.0 h1:kF77BGdPTQ4/JZWMlb9VpJ5pa25aqvVqogsxNHHdeBg=
 google.golang.org/grpc v1.71.0/go.mod h1:H0GRtasmQOh9LkFoCPDu3ZrwUtD1YGE+b2vYBYd/8Ec=
-google.golang.org/grpc/examples v0.0.0-20250318070318-1703656ba59e h1:KS7H8QNfKeIUnyj01PuYDiTzbTbTOFgGEXUYvb2ceZs=
-google.golang.org/grpc/examples v0.0.0-20250318070318-1703656ba59e/go.mod h1:BWjVN7LHAUVWTr33vu7vpxeTcNdLSsRJhj1aesSeUmk=
 google.golang.org/protobuf v1.36.5 h1:tPhr+woSbjfYvY6/GPufUoYizxw1cF/yFoxJ2fmpwlM=
 google.golang.org/protobuf v1.36.5/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=

grpc_unwrap_interceptors_test.go

@@ -9,32 +9,32 @@ import (
 	"testing"
 
 	"github.com/pkg/errors"
-	"google.golang.org/grpc/codes"
-
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
 	"golang.org/x/sync/errgroup"
 	"google.golang.org/grpc"
-	"google.golang.org/grpc/examples/helloworld/helloworld"
+	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/status"
+
+	"github.com/ory/herodot/internal"
 )
 
 type testingGreeter struct {
-	helloworld.UnimplementedGreeterServer
+	internal.UnimplementedGreeterServer
 	shouldErr bool
 }
 
-func (g *testingGreeter) SayHello(context.Context, *helloworld.HelloRequest) (*helloworld.HelloReply, error) {
+func (g *testingGreeter) SayHello(context.Context, *internal.HelloRequest) (*internal.HelloReply, error) {
 	if g.shouldErr {
 		return nil, errors.WithStack(ErrInternalServerError)
 	}
-	return &helloworld.HelloReply{Message: "see, no error"}, nil
+	return &internal.HelloReply{Message: "see, no error"}, nil
 }
 
 func TestGRPCInterceptors(t *testing.T) {
 	server := &testingGreeter{}
 	s := grpc.NewServer(grpc.UnaryInterceptor(UnaryErrorUnwrapInterceptor))
-	helloworld.RegisterGreeterServer(s, server)
+	internal.RegisterGreeterServer(s, server)
 	l, err := net.Listen("tcp", "127.0.0.1:0")
 	require.NoError(t, err)
 
@@ -45,7 +45,7 @@ func TestGRPCInterceptors(t *testing.T) {
 
 	conn, err := grpc.Dial(l.Addr().String(), grpc.WithInsecure())
 	require.NoError(t, err)
-	c := helloworld.NewGreeterClient(conn)
+	c := internal.NewGreeterClient(conn)
 
 	for _, tc := range []struct {
 		name      string
@@ -63,7 +63,7 @@ func TestGRPCInterceptors(t *testing.T) {
 		t.Run("case="+tc.name, func(t *testing.T) {
 			server.shouldErr = tc.shouldErr
 
-			resp, err := c.SayHello(context.Background(), &helloworld.HelloRequest{})
+			resp, err := c.SayHello(context.Background(), &internal.HelloRequest{})
 			if tc.shouldErr {
 				assert.Equal(t, codes.Internal, status.Code(err))
 			} else {