diff --git a/gen/events.pb.go b/gen/events.pb.go
new file mode 100644
index 0000000..ad1256d
--- /dev/null
+++ b/gen/events.pb.go
@@ -0,0 +1,280 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.36.11
+// 	protoc        v6.33.2
+// source: events.proto
+
+package gen
+
+import (
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	emptypb "google.golang.org/protobuf/types/known/emptypb"
+	reflect "reflect"
+	sync "sync"
+	unsafe "unsafe"
+)
+
+const (
+	// Verify that this generated code is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+	// Verify that runtime/protoimpl is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
+)
+
+type EventType int32
+
+const (
+	EventType_SLUG_CHANGE EventType = 0
+)
+
+// Enum value maps for EventType.
+var (
+	EventType_name = map[int32]string{
+		0: "SLUG_CHANGE",
+	}
+	EventType_value = map[string]int32{
+		"SLUG_CHANGE": 0,
+	}
+)
+
+func (x EventType) Enum() *EventType {
+	p := new(EventType)
+	*p = x
+	return p
+}
+
+func (x EventType) String() string {
+	return protoimpl.X.EnumStringOf(x.Descriptor(), protoreflect.EnumNumber(x))
+}
+
+func (EventType) Descriptor() protoreflect.EnumDescriptor {
+	return file_events_proto_enumTypes[0].Descriptor()
+}
+
+func (EventType) Type() protoreflect.EnumType {
+	return &file_events_proto_enumTypes[0]
+}
+
+func (x EventType) Number() protoreflect.EnumNumber {
+	return protoreflect.EnumNumber(x)
+}
+
+// Deprecated: Use EventType.Descriptor instead.
+func (EventType) EnumDescriptor() ([]byte, []int) {
+	return file_events_proto_rawDescGZIP(), []int{0}
+}
+
+type Event struct {
+	state           protoimpl.MessageState `protogen:"open.v1"`
+	Type            EventType              `protobuf:"varint,1,opt,name=type,proto3,enum=events.EventType" json:"type,omitempty"`
+	TimestampUnixMs int64                  `protobuf:"varint,2,opt,name=timestamp_unix_ms,json=timestampUnixMs,proto3" json:"timestamp_unix_ms,omitempty"`
+	// Types that are valid to be assigned to Data:
+	//
+	//	*Event_DataEvent
+	Data          isEvent_Data `protobuf_oneof:"data"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *Event) Reset() {
+	*x = Event{}
+	mi := &file_events_proto_msgTypes[0]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *Event) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*Event) ProtoMessage() {}
+
+func (x *Event) ProtoReflect() protoreflect.Message {
+	mi := &file_events_proto_msgTypes[0]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use Event.ProtoReflect.Descriptor instead.
+func (*Event) Descriptor() ([]byte, []int) {
+	return file_events_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *Event) GetType() EventType {
+	if x != nil {
+		return x.Type
+	}
+	return EventType_SLUG_CHANGE
+}
+
+func (x *Event) GetTimestampUnixMs() int64 {
+	if x != nil {
+		return x.TimestampUnixMs
+	}
+	return 0
+}
+
+func (x *Event) GetData() isEvent_Data {
+	if x != nil {
+		return x.Data
+	}
+	return nil
+}
+
+func (x *Event) GetDataEvent() *SlugChangeEvent {
+	if x != nil {
+		if x, ok := x.Data.(*Event_DataEvent); ok {
+			return x.DataEvent
+		}
+	}
+	return nil
+}
+
+type isEvent_Data interface {
+	isEvent_Data()
+}
+
+type Event_DataEvent struct {
+	DataEvent *SlugChangeEvent `protobuf:"bytes,10,opt,name=data_event,json=dataEvent,proto3,oneof"`
+}
+
+func (*Event_DataEvent) isEvent_Data() {}
+
+type SlugChangeEvent struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	Old           string                 `protobuf:"bytes,1,opt,name=old,proto3" json:"old,omitempty"`
+	New           string                 `protobuf:"bytes,2,opt,name=new,proto3" json:"new,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *SlugChangeEvent) Reset() {
+	*x = SlugChangeEvent{}
+	mi := &file_events_proto_msgTypes[1]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *SlugChangeEvent) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*SlugChangeEvent) ProtoMessage() {}
+
+func (x *SlugChangeEvent) ProtoReflect() protoreflect.Message {
+	mi := &file_events_proto_msgTypes[1]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use SlugChangeEvent.ProtoReflect.Descriptor instead.
+func (*SlugChangeEvent) Descriptor() ([]byte, []int) {
+	return file_events_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *SlugChangeEvent) GetOld() string {
+	if x != nil {
+		return x.Old
+	}
+	return ""
+}
+
+func (x *SlugChangeEvent) GetNew() string {
+	if x != nil {
+		return x.New
+	}
+	return ""
+}
+
+var File_events_proto protoreflect.FileDescriptor
+
+const file_events_proto_rawDesc = "" +
+	"\n" +
+	"\fevents.proto\x12\x06events\x1a\x1bgoogle/protobuf/empty.proto\"\x9c\x01\n" +
+	"\x05Event\x12%\n" +
+	"\x04type\x18\x01 \x01(\x0e2\x11.events.EventTypeR\x04type\x12*\n" +
+	"\x11timestamp_unix_ms\x18\x02 \x01(\x03R\x0ftimestampUnixMs\x128\n" +
+	"\n" +
+	"data_event\x18\n" +
+	" \x01(\v2\x17.events.SlugChangeEventH\x00R\tdataEventB\x06\n" +
+	"\x04data\"5\n" +
+	"\x0fSlugChangeEvent\x12\x10\n" +
+	"\x03old\x18\x01 \x01(\tR\x03old\x12\x10\n" +
+	"\x03new\x18\x02 \x01(\tR\x03new*\x1c\n" +
+	"\tEventType\x12\x0f\n" +
+	"\vSLUG_CHANGE\x10\x002D\n" +
+	"\fEventService\x124\n" +
+	"\tSubscribe\x12\x16.google.protobuf.Empty\x1a\r.events.Event0\x01B\aZ\x05./genb\x06proto3"
+
+var (
+	file_events_proto_rawDescOnce sync.Once
+	file_events_proto_rawDescData []byte
+)
+
+func file_events_proto_rawDescGZIP() []byte {
+	file_events_proto_rawDescOnce.Do(func() {
+		file_events_proto_rawDescData = protoimpl.X.CompressGZIP(unsafe.Slice(unsafe.StringData(file_events_proto_rawDesc), len(file_events_proto_rawDesc)))
+	})
+	return file_events_proto_rawDescData
+}
+
+var file_events_proto_enumTypes = make([]protoimpl.EnumInfo, 1)
+var file_events_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
+var file_events_proto_goTypes = []any{
+	(EventType)(0),          // 0: events.EventType
+	(*Event)(nil),           // 1: events.Event
+	(*SlugChangeEvent)(nil), // 2: events.SlugChangeEvent
+	(*emptypb.Empty)(nil),   // 3: google.protobuf.Empty
+}
+var file_events_proto_depIdxs = []int32{
+	0, // 0: events.Event.type:type_name -> events.EventType
+	2, // 1: events.Event.data_event:type_name -> events.SlugChangeEvent
+	3, // 2: events.EventService.Subscribe:input_type -> google.protobuf.Empty
+	1, // 3: events.EventService.Subscribe:output_type -> events.Event
+	3, // [3:4] is the sub-list for method output_type
+	2, // [2:3] is the sub-list for method input_type
+	2, // [2:2] is the sub-list for extension type_name
+	2, // [2:2] is the sub-list for extension extendee
+	0, // [0:2] is the sub-list for field type_name
+}
+
+func init() { file_events_proto_init() }
+func file_events_proto_init() {
+	if File_events_proto != nil {
+		return
+	}
+	file_events_proto_msgTypes[0].OneofWrappers = []any{
+		(*Event_DataEvent)(nil),
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: unsafe.Slice(unsafe.StringData(file_events_proto_rawDesc), len(file_events_proto_rawDesc)),
+			NumEnums:      1,
+			NumMessages:   2,
+			NumExtensions: 0,
+			NumServices:   1,
+		},
+		GoTypes:           file_events_proto_goTypes,
+		DependencyIndexes: file_events_proto_depIdxs,
+		EnumInfos:         file_events_proto_enumTypes,
+		MessageInfos:      file_events_proto_msgTypes,
+	}.Build()
+	File_events_proto = out.File
+	file_events_proto_goTypes = nil
+	file_events_proto_depIdxs = nil
+}
diff --git a/gen/events_grpc.pb.go b/gen/events_grpc.pb.go
new file mode 100644
index 0000000..c8bdab4
--- /dev/null
+++ b/gen/events_grpc.pb.go
@@ -0,0 +1,125 @@
+// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
+// versions:
+// - protoc-gen-go-grpc v1.6.0
+// - protoc             v6.33.2
+// source: events.proto
+
+package gen
+
+import (
+	context "context"
+	grpc "google.golang.org/grpc"
+	codes "google.golang.org/grpc/codes"
+	status "google.golang.org/grpc/status"
+	emptypb "google.golang.org/protobuf/types/known/emptypb"
+)
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the grpc package it is being compiled against.
+// Requires gRPC-Go v1.64.0 or later.
+const _ = grpc.SupportPackageIsVersion9
+
+const (
+	EventService_Subscribe_FullMethodName = "/events.EventService/Subscribe"
+)
+
+// EventServiceClient is the client API for EventService service.
+//
+// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
+type EventServiceClient interface {
+	Subscribe(ctx context.Context, in *emptypb.Empty, opts ...grpc.CallOption) (grpc.ServerStreamingClient[Event], error)
+}
+
+type eventServiceClient struct {
+	cc grpc.ClientConnInterface
+}
+
+func NewEventServiceClient(cc grpc.ClientConnInterface) EventServiceClient {
+	return &eventServiceClient{cc}
+}
+
+func (c *eventServiceClient) Subscribe(ctx context.Context, in *emptypb.Empty, opts ...grpc.CallOption) (grpc.ServerStreamingClient[Event], error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	stream, err := c.cc.NewStream(ctx, &EventService_ServiceDesc.Streams[0], EventService_Subscribe_FullMethodName, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	x := &grpc.GenericClientStream[emptypb.Empty, Event]{ClientStream: stream}
+	if err := x.ClientStream.SendMsg(in); err != nil {
+		return nil, err
+	}
+	if err := x.ClientStream.CloseSend(); err != nil {
+		return nil, err
+	}
+	return x, nil
+}
+
+// This type alias is provided for backwards compatibility with existing code that references the prior non-generic stream type by name.
+type EventService_SubscribeClient = grpc.ServerStreamingClient[Event]
+
+// EventServiceServer is the server API for EventService service.
+// All implementations must embed UnimplementedEventServiceServer
+// for forward compatibility.
+type EventServiceServer interface {
+	Subscribe(*emptypb.Empty, grpc.ServerStreamingServer[Event]) error
+	mustEmbedUnimplementedEventServiceServer()
+}
+
+// UnimplementedEventServiceServer must be embedded to have
+// forward compatible implementations.
+//
+// NOTE: this should be embedded by value instead of pointer to avoid a nil
+// pointer dereference when methods are called.
+type UnimplementedEventServiceServer struct{}
+
+func (UnimplementedEventServiceServer) Subscribe(*emptypb.Empty, grpc.ServerStreamingServer[Event]) error {
+	return status.Error(codes.Unimplemented, "method Subscribe not implemented")
+}
+func (UnimplementedEventServiceServer) mustEmbedUnimplementedEventServiceServer() {}
+func (UnimplementedEventServiceServer) testEmbeddedByValue()                      {}
+
+// UnsafeEventServiceServer may be embedded to opt out of forward compatibility for this service.
+// Use of this interface is not recommended, as added methods to EventServiceServer will
+// result in compilation errors.
+type UnsafeEventServiceServer interface {
+	mustEmbedUnimplementedEventServiceServer()
+}
+
+func RegisterEventServiceServer(s grpc.ServiceRegistrar, srv EventServiceServer) {
+	// If the following call panics, it indicates UnimplementedEventServiceServer was
+	// embedded by pointer and is nil.  This will cause panics if an
+	// unimplemented method is ever invoked, so we test this at initialization
+	// time to prevent it from happening at runtime later due to I/O.
+	if t, ok := srv.(interface{ testEmbeddedByValue() }); ok {
+		t.testEmbeddedByValue()
+	}
+	s.RegisterService(&EventService_ServiceDesc, srv)
+}
+
+func _EventService_Subscribe_Handler(srv interface{}, stream grpc.ServerStream) error {
+	m := new(emptypb.Empty)
+	if err := stream.RecvMsg(m); err != nil {
+		return err
+	}
+	return srv.(EventServiceServer).Subscribe(m, &grpc.GenericServerStream[emptypb.Empty, Event]{ServerStream: stream})
+}
+
+// This type alias is provided for backwards compatibility with existing code that references the prior non-generic stream type by name.
+type EventService_SubscribeServer = grpc.ServerStreamingServer[Event]
+
+// EventService_ServiceDesc is the grpc.ServiceDesc for EventService service.
+// It's only intended for direct use with grpc.RegisterService,
+// and not to be introspected or modified (even as a copy)
+var EventService_ServiceDesc = grpc.ServiceDesc{
+	ServiceName: "events.EventService",
+	HandlerType: (*EventServiceServer)(nil),
+	Methods:     []grpc.MethodDesc{},
+	Streams: []grpc.StreamDesc{
+		{
+			StreamName:    "Subscribe",
+			Handler:       _EventService_Subscribe_Handler,
+			ServerStreams: true,
+		},
+	},
+	Metadata: "events.proto",
+}
diff --git a/gen/slug.pb.go b/gen/slug.pb.go
new file mode 100644
index 0000000..989633c
--- /dev/null
+++ b/gen/slug.pb.go
@@ -0,0 +1,193 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// versions:
+// 	protoc-gen-go v1.36.11
+// 	protoc        v6.33.2
+// source: slug.proto
+
+package gen
+
+import (
+	protoreflect "google.golang.org/protobuf/reflect/protoreflect"
+	protoimpl "google.golang.org/protobuf/runtime/protoimpl"
+	reflect "reflect"
+	sync "sync"
+	unsafe "unsafe"
+)
+
+const (
+	// Verify that this generated code is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(20 - protoimpl.MinVersion)
+	// Verify that runtime/protoimpl is sufficiently up-to-date.
+	_ = protoimpl.EnforceVersion(protoimpl.MaxVersion - 20)
+)
+
+type ChangeSlugRequest struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	Old           string                 `protobuf:"bytes,1,opt,name=old,proto3" json:"old,omitempty"`
+	New           string                 `protobuf:"bytes,2,opt,name=new,proto3" json:"new,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *ChangeSlugRequest) Reset() {
+	*x = ChangeSlugRequest{}
+	mi := &file_slug_proto_msgTypes[0]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *ChangeSlugRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ChangeSlugRequest) ProtoMessage() {}
+
+func (x *ChangeSlugRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_slug_proto_msgTypes[0]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use ChangeSlugRequest.ProtoReflect.Descriptor instead.
+func (*ChangeSlugRequest) Descriptor() ([]byte, []int) {
+	return file_slug_proto_rawDescGZIP(), []int{0}
+}
+
+func (x *ChangeSlugRequest) GetOld() string {
+	if x != nil {
+		return x.Old
+	}
+	return ""
+}
+
+func (x *ChangeSlugRequest) GetNew() string {
+	if x != nil {
+		return x.New
+	}
+	return ""
+}
+
+type ChangeSlugResponse struct {
+	state         protoimpl.MessageState `protogen:"open.v1"`
+	Success       bool                   `protobuf:"varint,1,opt,name=success,proto3" json:"success,omitempty"`
+	Message       string                 `protobuf:"bytes,2,opt,name=message,proto3" json:"message,omitempty"`
+	unknownFields protoimpl.UnknownFields
+	sizeCache     protoimpl.SizeCache
+}
+
+func (x *ChangeSlugResponse) Reset() {
+	*x = ChangeSlugResponse{}
+	mi := &file_slug_proto_msgTypes[1]
+	ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+	ms.StoreMessageInfo(mi)
+}
+
+func (x *ChangeSlugResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*ChangeSlugResponse) ProtoMessage() {}
+
+func (x *ChangeSlugResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_slug_proto_msgTypes[1]
+	if x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use ChangeSlugResponse.ProtoReflect.Descriptor instead.
+func (*ChangeSlugResponse) Descriptor() ([]byte, []int) {
+	return file_slug_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *ChangeSlugResponse) GetSuccess() bool {
+	if x != nil {
+		return x.Success
+	}
+	return false
+}
+
+func (x *ChangeSlugResponse) GetMessage() string {
+	if x != nil {
+		return x.Message
+	}
+	return ""
+}
+
+var File_slug_proto protoreflect.FileDescriptor
+
+const file_slug_proto_rawDesc = "" +
+	"\n" +
+	"\n" +
+	"slug.proto\x12\x04slug\"7\n" +
+	"\x11ChangeSlugRequest\x12\x10\n" +
+	"\x03old\x18\x01 \x01(\tR\x03old\x12\x10\n" +
+	"\x03new\x18\x02 \x01(\tR\x03new\"H\n" +
+	"\x12ChangeSlugResponse\x12\x18\n" +
+	"\asuccess\x18\x01 \x01(\bR\asuccess\x12\x18\n" +
+	"\amessage\x18\x02 \x01(\tR\amessage2G\n" +
+	"\x04Slug\x12?\n" +
+	"\n" +
+	"ChangeSlug\x12\x17.slug.ChangeSlugRequest\x1a\x18.slug.ChangeSlugResponseB\aZ\x05./genb\x06proto3"
+
+var (
+	file_slug_proto_rawDescOnce sync.Once
+	file_slug_proto_rawDescData []byte
+)
+
+func file_slug_proto_rawDescGZIP() []byte {
+	file_slug_proto_rawDescOnce.Do(func() {
+		file_slug_proto_rawDescData = protoimpl.X.CompressGZIP(unsafe.Slice(unsafe.StringData(file_slug_proto_rawDesc), len(file_slug_proto_rawDesc)))
+	})
+	return file_slug_proto_rawDescData
+}
+
+var file_slug_proto_msgTypes = make([]protoimpl.MessageInfo, 2)
+var file_slug_proto_goTypes = []any{
+	(*ChangeSlugRequest)(nil),  // 0: slug.ChangeSlugRequest
+	(*ChangeSlugResponse)(nil), // 1: slug.ChangeSlugResponse
+}
+var file_slug_proto_depIdxs = []int32{
+	0, // 0: slug.Slug.ChangeSlug:input_type -> slug.ChangeSlugRequest
+	1, // 1: slug.Slug.ChangeSlug:output_type -> slug.ChangeSlugResponse
+	1, // [1:2] is the sub-list for method output_type
+	0, // [0:1] is the sub-list for method input_type
+	0, // [0:0] is the sub-list for extension type_name
+	0, // [0:0] is the sub-list for extension extendee
+	0, // [0:0] is the sub-list for field type_name
+}
+
+func init() { file_slug_proto_init() }
+func file_slug_proto_init() {
+	if File_slug_proto != nil {
+		return
+	}
+	type x struct{}
+	out := protoimpl.TypeBuilder{
+		File: protoimpl.DescBuilder{
+			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
+			RawDescriptor: unsafe.Slice(unsafe.StringData(file_slug_proto_rawDesc), len(file_slug_proto_rawDesc)),
+			NumEnums:      0,
+			NumMessages:   2,
+			NumExtensions: 0,
+			NumServices:   1,
+		},
+		GoTypes:           file_slug_proto_goTypes,
+		DependencyIndexes: file_slug_proto_depIdxs,
+		MessageInfos:      file_slug_proto_msgTypes,
+	}.Build()
+	File_slug_proto = out.File
+	file_slug_proto_goTypes = nil
+	file_slug_proto_depIdxs = nil
+}
diff --git a/gen/slug_grpc.pb.go b/gen/slug_grpc.pb.go
new file mode 100644
index 0000000..493a113
--- /dev/null
+++ b/gen/slug_grpc.pb.go
@@ -0,0 +1,121 @@
+// Code generated by protoc-gen-go-grpc. DO NOT EDIT.
+// versions:
+// - protoc-gen-go-grpc v1.6.0
+// - protoc             v6.33.2
+// source: slug.proto
+
+package gen
+
+import (
+	context "context"
+	grpc "google.golang.org/grpc"
+	codes "google.golang.org/grpc/codes"
+	status "google.golang.org/grpc/status"
+)
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the grpc package it is being compiled against.
+// Requires gRPC-Go v1.64.0 or later.
+const _ = grpc.SupportPackageIsVersion9
+
+const (
+	Slug_ChangeSlug_FullMethodName = "/slug.Slug/ChangeSlug"
+)
+
+// SlugClient is the client API for Slug service.
+//
+// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
+type SlugClient interface {
+	ChangeSlug(ctx context.Context, in *ChangeSlugRequest, opts ...grpc.CallOption) (*ChangeSlugResponse, error)
+}
+
+type slugClient struct {
+	cc grpc.ClientConnInterface
+}
+
+func NewSlugClient(cc grpc.ClientConnInterface) SlugClient {
+	return &slugClient{cc}
+}
+
+func (c *slugClient) ChangeSlug(ctx context.Context, in *ChangeSlugRequest, opts ...grpc.CallOption) (*ChangeSlugResponse, error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	out := new(ChangeSlugResponse)
+	err := c.cc.Invoke(ctx, Slug_ChangeSlug_FullMethodName, in, out, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+// SlugServer is the server API for Slug service.
+// All implementations must embed UnimplementedSlugServer
+// for forward compatibility.
+type SlugServer interface {
+	ChangeSlug(context.Context, *ChangeSlugRequest) (*ChangeSlugResponse, error)
+	mustEmbedUnimplementedSlugServer()
+}
+
+// UnimplementedSlugServer must be embedded to have
+// forward compatible implementations.
+//
+// NOTE: this should be embedded by value instead of pointer to avoid a nil
+// pointer dereference when methods are called.
+type UnimplementedSlugServer struct{}
+
+func (UnimplementedSlugServer) ChangeSlug(context.Context, *ChangeSlugRequest) (*ChangeSlugResponse, error) {
+	return nil, status.Error(codes.Unimplemented, "method ChangeSlug not implemented")
+}
+func (UnimplementedSlugServer) mustEmbedUnimplementedSlugServer() {}
+func (UnimplementedSlugServer) testEmbeddedByValue()              {}
+
+// UnsafeSlugServer may be embedded to opt out of forward compatibility for this service.
+// Use of this interface is not recommended, as added methods to SlugServer will
+// result in compilation errors.
+type UnsafeSlugServer interface {
+	mustEmbedUnimplementedSlugServer()
+}
+
+func RegisterSlugServer(s grpc.ServiceRegistrar, srv SlugServer) {
+	// If the following call panics, it indicates UnimplementedSlugServer was
+	// embedded by pointer and is nil.  This will cause panics if an
+	// unimplemented method is ever invoked, so we test this at initialization
+	// time to prevent it from happening at runtime later due to I/O.
+	if t, ok := srv.(interface{ testEmbeddedByValue() }); ok {
+		t.testEmbeddedByValue()
+	}
+	s.RegisterService(&Slug_ServiceDesc, srv)
+}
+
+func _Slug_ChangeSlug_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(ChangeSlugRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(SlugServer).ChangeSlug(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: Slug_ChangeSlug_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(SlugServer).ChangeSlug(ctx, req.(*ChangeSlugRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+// Slug_ServiceDesc is the grpc.ServiceDesc for Slug service.
+// It's only intended for direct use with grpc.RegisterService,
+// and not to be introspected or modified (even as a copy)
+var Slug_ServiceDesc = grpc.ServiceDesc{
+	ServiceName: "slug.Slug",
+	HandlerType: (*SlugServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "ChangeSlug",
+			Handler:    _Slug_ChangeSlug_Handler,
+		},
+	},
+	Streams:  []grpc.StreamDesc{},
+	Metadata: "slug.proto",
+}
diff --git a/proto/events.proto b/proto/events.proto
new file mode 100644
index 0000000..7a1097c
--- /dev/null
+++ b/proto/events.proto
@@ -0,0 +1,30 @@
+syntax = "proto3";
+
+package events;
+
+option go_package = "./gen";
+
+import "google/protobuf/empty.proto";
+
+service EventService {
+  rpc Subscribe(google.protobuf.Empty) returns (stream Event);
+}
+
+enum EventType {
+  SLUG_CHANGE        = 0;
+}
+
+message Event {
+  EventType type = 1;
+  int64 timestamp_unix_ms = 2;
+
+  oneof data {
+    SlugChangeEvent data_event = 10;
+  }
+}
+
+message SlugChangeEvent {
+  string old = 1;
+  string new = 2;
+}
+
diff --git a/proto/slug.proto b/proto/slug.proto
new file mode 100644
index 0000000..32cb320
--- /dev/null
+++ b/proto/slug.proto
@@ -0,0 +1,19 @@
+syntax = "proto3";
+
+package slug;
+
+option go_package = "./gen";
+
+service Slug {
+  rpc ChangeSlug(ChangeSlugRequest) returns (ChangeSlugResponse);
+}
+
+message ChangeSlugRequest {
+  string old = 1;
+  string new = 2;
+}
+
+message ChangeSlugResponse {
+  bool success = 1;
+  string message = 2;
+}