add intro

api/main.proto

@@ -365,6 +365,17 @@ service EveningDetectiveServer {
     };
   }
 
+  rpc UpdateScenarioIntro(UpdateScenarioIntroReq) returns (UpdateScenarioIntroRsp) {
+    option (google.api.http) = {
+      put : "/api/scenarios/{id}/introduction"
+      body: "*"
+    };
+    option (grpc.gateway.protoc_gen_openapiv2.options.openapiv2_operation) = {
+      tags   : "Сценарии";
+      summary: "Обновить введение сценария";
+    };
+  }
+
   rpc DownloadScenarioArchive(DownloadScenarioArchiveReq) returns (google.api.HttpBody) {
     option (google.api.http) = {
       get: "/api/scenarios/{id}/archive"
@@ -776,9 +787,15 @@ message Scenario {
 }
 
 message Story {
+  Introduction      introduction = 2;
   repeated Place    places       = 1;
 }
 
+message Introduction {
+  string text  = 1;
+  string audio = 2;
+}
+
 message Place {
   string               code         = 1;
   string               name         = 2;
@@ -868,6 +885,15 @@ message DeleteScenarioPlaceRsp {
   string error = 1;
 }
 
+message UpdateScenarioIntroReq {
+  int32        id           = 1;
+  Introduction introduction = 2;
+}
+
+message UpdateScenarioIntroRsp {
+  string error = 1;
+}
+
 message DownloadScenarioArchiveReq {
   int32 id = 1;
 }

cmd/evening_detective_server/main.swagger.json

@@ -973,6 +973,46 @@
         ]
       }
     },
+    "/api/scenarios/{id}/introduction": {
+      "put": {
+        "summary": "Обновить введение сценария",
+        "operationId": "EveningDetectiveServer_UpdateScenarioIntro",
+        "responses": {
+          "200": {
+            "description": "A successful response.",
+            "schema": {
+              "$ref": "#/definitions/evening_detective_serverUpdateScenarioIntroRsp"
+            }
+          },
+          "default": {
+            "description": "An unexpected error response.",
+            "schema": {
+              "$ref": "#/definitions/rpcStatus"
+            }
+          }
+        },
+        "parameters": [
+          {
+            "name": "id",
+            "in": "path",
+            "required": true,
+            "type": "integer",
+            "format": "int32"
+          },
+          {
+            "name": "body",
+            "in": "body",
+            "required": true,
+            "schema": {
+              "$ref": "#/definitions/EveningDetectiveServerUpdateScenarioIntroBody"
+            }
+          }
+        ],
+        "tags": [
+          "Сценарии"
+        ]
+      }
+    },
     "/api/scenarios/{id}/places": {
       "post": {
         "summary": "Создать точку сценария",
@@ -1765,6 +1805,14 @@
         }
       }
     },
+    "EveningDetectiveServerUpdateScenarioIntroBody": {
+      "type": "object",
+      "properties": {
+        "introduction": {
+          "$ref": "#/definitions/evening_detective_serverIntroduction"
+        }
+      }
+    },
     "EveningDetectiveServerUpdateScenarioPlaceBody": {
       "type": "object",
       "properties": {
@@ -2228,6 +2276,17 @@
         }
       }
     },
+    "evening_detective_serverIntroduction": {
+      "type": "object",
+      "properties": {
+        "text": {
+          "type": "string"
+        },
+        "audio": {
+          "type": "string"
+        }
+      }
+    },
     "evening_detective_serverKey": {
       "type": "object",
       "properties": {
@@ -2450,6 +2509,9 @@
     "evening_detective_serverStory": {
       "type": "object",
       "properties": {
+        "introduction": {
+          "$ref": "#/definitions/evening_detective_serverIntroduction"
+        },
         "places": {
           "type": "array",
           "items": {
@@ -2496,6 +2558,14 @@
         }
       }
     },
+    "evening_detective_serverUpdateScenarioIntroRsp": {
+      "type": "object",
+      "properties": {
+        "error": {
+          "type": "string"
+        }
+      }
+    },
     "evening_detective_serverUpdateScenarioPlaceRsp": {
       "type": "object",
       "properties": {

internal/app/server.go

@@ -580,6 +580,28 @@ func (s *server) DeleteScenarioPlace(ctx context.Context, req *proto.DeleteScena
 	return &proto.DeleteScenarioPlaceRsp{}, nil
 }
 
+func (s *server) UpdateScenarioIntro(ctx context.Context, req *proto.UpdateScenarioIntroReq) (*proto.UpdateScenarioIntroRsp, error) {
+	claims := ctx.Value("claims").(*processor_jwt.JWTClaims)
+	if !roles.HasRole(claims, roles.Author) {
+		return nil, status.Errorf(codes.PermissionDenied, "permission denied")
+	}
+
+	err := s.scenarioService.UpdateScenarioIntro(
+		ctx,
+		int(req.Id),
+		convertIntroduction(req.Introduction),
+		claims.UserID,
+		roles.HasRole(claims, roles.Admin),
+	)
+	if err != nil {
+		return &proto.UpdateScenarioIntroRsp{
+			Error: err.Error(),
+		}, nil
+	}
+
+	return &proto.UpdateScenarioIntroRsp{}, nil
+}
+
 // DownloadScenarioArchive отдаёт ZIP-архив сценария; ошибки — gRPC-статусами.
 func (s *server) DownloadScenarioArchive(ctx context.Context, req *proto.DownloadScenarioArchiveReq) (*httpbody.HttpBody, error) {
 	claims := ctx.Value("claims").(*processor_jwt.JWTClaims)

internal/app/story_mapper.go

@@ -47,10 +47,21 @@ func mapStory(o *storytelling.Story) *proto.Story {
 		return nil
 	}
 	return &proto.Story{
+		Introduction: mapIntroduction(o.Introduction),
 		Places:       mapPlaces(o.Places),
 	}
 }
 
+func mapIntroduction(o *storytelling.Introduction) *proto.Introduction {
+	if o == nil {
+		return nil
+	}
+	return &proto.Introduction{
+		Text:  o.Text,
+		Audio: o.Audio,
+	}
+}
+
 func mapPlaces(o []*storytelling.Place) []*proto.Place {
 	res := make([]*proto.Place, 0, len(o))
 	for _, item := range o {
@@ -174,3 +185,13 @@ func convertKey(o *proto.Key) *storytelling.Key {
 		Name: textFormatter.FormatString(o.Name),
 	}
 }
+
+func convertIntroduction(o *proto.Introduction) *storytelling.Introduction {
+	if o == nil || (o.Text == "" && o.Audio == "") {
+		return nil
+	}
+	return &storytelling.Introduction{
+		Text:  textFormatter.FormatText(o.Text),
+		Audio: o.Audio,
+	}
+}

internal/modules/scenario_archive/archive.go

@@ -104,6 +104,11 @@ func (a *scenarioArchive) Pack(
 			return nil, err
 		}
 	}
+	if story.Introduction != nil {
+		if err := addRef(story.Introduction.Audio); err != nil {
+			return nil, err
+		}
+	}
 	for _, place := range story.Places {
 		if err := addRef(place.Image); err != nil {
 			return nil, err
@@ -137,6 +142,9 @@ func (a *scenarioArchive) Pack(
 			application.Image = rewriteRef(application.Image, archivePathOf)
 		}
 	}
+	if story.Introduction != nil {
+		story.Introduction.Audio = rewriteRef(story.Introduction.Audio, archivePathOf)
+	}
 
 	doc := ScenarioJSON{
 		Version:     Version,

internal/modules/scenario_archive/archive_test.go

@@ -101,6 +101,48 @@ func TestPackUnpackRoundTrip(t *testing.T) {
 	}
 }
 
+func TestPackUnpackIntroAudioRoundTrip(t *testing.T) {
+	description := "desc"
+	image := "cover.png"
+	scenario := &repos.Scenario{
+		ID:          1,
+		Name:        "С введением",
+		Description: &description,
+		Image:       &image,
+		Scenario: `{"introduction":{"text":"Введение","audio":"intro.mp3"},"places":[
+			{"code":"club","name":"Клуб","text":"Тёмный зал","image":"club.png"}
+		]}`,
+	}
+	files := memoryFiles{
+		"cover.png": []byte("cover-bytes"),
+		"club.png":  []byte("club-bytes"),
+		"intro.mp3": []byte("intro-audio-bytes"),
+	}
+
+	data, err := testArchive.Pack(context.Background(), scenario, testDomain, files.get)
+	if err != nil {
+		t.Fatalf("Pack: %v", err)
+	}
+
+	bundle, err := testArchive.Unpack(data)
+	if err != nil {
+		t.Fatalf("Unpack: %v", err)
+	}
+
+	if bundle.Scenario.Story.Introduction == nil {
+		t.Fatal("Story.Introduction = nil, want введение")
+	}
+	if bundle.Scenario.Story.Introduction.Text != "Введение" {
+		t.Errorf("Introduction.Text = %q, want %q", bundle.Scenario.Story.Introduction.Text, "Введение")
+	}
+	if bundle.Scenario.Story.Introduction.Audio != "images/intro.mp3" {
+		t.Errorf("Introduction.Audio = %q, want %q", bundle.Scenario.Story.Introduction.Audio, "images/intro.mp3")
+	}
+	if _, ok := bundle.Files["images/intro.mp3"]; !ok {
+		t.Errorf("в архиве нет аудиофайла %q", "images/intro.mp3")
+	}
+}
+
 func TestPackExternalURLsKeptAndNotFetched(t *testing.T) {
 	description := "desc"
 	scenario := &repos.Scenario{

internal/modules/storytelling/interface.go

@@ -4,13 +4,26 @@ type IStory interface {
 	GetStory(scenario *Story, codes []string) *Story
 }
 
-// История - это набор точек
+// История - это введение и набор точек
 type Story struct {
 
+	// Введение - то, что игрок получает в начале игры
+	Introduction *Introduction `json:"introduction,omitempty"`
+
 	// Список точек
 	Places []*Place `json:"places"`
 }
 
+// Введение - текст и аудио, которые игрок получает в начале игры
+type Introduction struct {
+
+	// Текст введения
+	Text string `json:"text"`
+
+	// Аудио введения
+	Audio string `json:"audio,omitempty"`
+}
+
 // Точка - что-то куда можно сходить
 // Это может быть место - аптека, остановка, площадь...
 // Это может быть персонаж - пострадавший, продавец, полицейский...

internal/modules/storytelling/story.go

@@ -21,6 +21,14 @@ func (s *story) GetStory(
 	codesWithUseActions := map[string]struct{}{}
 	codesHidden := map[string]struct{}{}
 	givenApplications := map[string]struct{}{}
+	// Введение передаётся игроку всегда — и до первого хода (начало игры),
+	// и в дальнейшем (как заголовок истории).
+	if scenario.Introduction != nil {
+		story.Introduction = &Introduction{
+			Text:  s.cleaner.ClearText(scenario.Introduction.Text),
+			Audio: scenario.Introduction.Audio,
+		}
+	}
 	for i, code := range codes {
 		var prevPlace *Place
 		if i > 0 {

internal/modules/storytelling/story_test.go

@@ -28,6 +28,52 @@ func Test_story_GetStory(t *testing.T) {
 				},
 			},
 		},
+		{
+			name: "Введение передаётся в начале игры (без действий)",
+			scenario: &Story{
+				Introduction: &Introduction{
+					Text:  "Текст введения.([Ы])",
+					Audio: "intro.mp3",
+				},
+			},
+			codes: []string{},
+			want: &Story{
+				Introduction: &Introduction{
+					Text:  "Текст введения.",
+					Audio: "intro.mp3",
+				},
+			},
+		},
+		{
+			name: "Введение передаётся вместе с точками",
+			scenario: &Story{
+				Introduction: &Introduction{
+					Text:  "Текст введения.",
+					Audio: "intro.mp3",
+				},
+				Places: []*Place{
+					{
+						Code: "Ы",
+						Name: "Название точки",
+						Text: "Текст точки.",
+					},
+				},
+			},
+			codes: []string{"Ы"},
+			want: &Story{
+				Introduction: &Introduction{
+					Text:  "Текст введения.",
+					Audio: "intro.mp3",
+				},
+				Places: []*Place{
+					{
+						Code: "Ы",
+						Name: "Название точки",
+						Text: "Текст точки.",
+					},
+				},
+			},
+		},
 		{
 			name: "Получение точки",
 			scenario: &Story{

internal/services/mcp_service/service.go

@@ -67,7 +67,7 @@ func (s *MCPService) Server() *server.MCPServer {
 	srv.AddTool(
 		mcp.NewTool(
 			"get_team_story",
-			mcp.WithDescription("Получить текущую историю команды: видимые точки сценария (текст, двери, улики) и информацию об игре. Команда идентифицируется паролем."),
+			mcp.WithDescription("Получить текущую историю команды: введение сценария (текст и аудио), видимые точки сценария (текст, двери, улики) и информацию об игре. Команда идентифицируется паролем."),
 			mcp.WithNumber("team_id", mcp.Required(), mcp.Description("ID команды")),
 			mcp.WithString("password", mcp.Required(), mcp.Description("Пароль команды")),
 		),

internal/services/mcp_service/service_test.go

@@ -38,6 +38,10 @@ func (f *fakeGamePlayer) AddTeamAction(_ context.Context, teamID int, password,
 
 func defaultStory() *storytelling.Story {
 	return &storytelling.Story{
+		Introduction: &storytelling.Introduction{
+			Text:  "Добро пожаловать в особняк.",
+			Audio: "http://storage.test/api/files/intro.mp3",
+		},
 		Places: []*storytelling.Place{
 			{
 				Code: "entrance",
@@ -254,6 +258,9 @@ func TestGetTeamStory(t *testing.T) {
 	if !strings.Contains(got, "entrance") {
 		t.Fatalf("get_team_story: %q; want story JSON", got)
 	}
+	if !strings.Contains(got, `"introduction"`) || !strings.Contains(got, "Добро пожаловать в особняк.") {
+		t.Fatalf("get_team_story: %q; want introduction in story JSON", got)
+	}
 }
 
 func TestGetTeamStoryBusinessError(t *testing.T) {

internal/services/scenarios_service/scenario_mapper.go

@@ -77,6 +77,9 @@ func mapStory(o string, domain string) (*storytelling.Story, error) {
 			place.Image = domain + place.Image
 		}
 	}
+	if res.Introduction != nil && res.Introduction.Audio != "" {
+		res.Introduction.Audio = domain + res.Introduction.Audio
+	}
 	return res, nil
 }
 

internal/services/scenarios_service/service.go

@@ -278,6 +278,25 @@ func (s *ScenarioService) DeleteScenarioPlace(
 	return s.updateStory(ctx, id, story)
 }
 
+// UpdateScenarioIntro сохраняет введение сценария (текст и аудио).
+func (s *ScenarioService) UpdateScenarioIntro(
+	ctx context.Context,
+	id int,
+	introduction *storytelling.Introduction,
+	actorId int,
+	isAdmin bool,
+) error {
+	if _, err := s.getScenarioForChange(ctx, id, actorId, isAdmin); err != nil {
+		return err
+	}
+	story, err := s.getStory(ctx, id)
+	if err != nil {
+		return err
+	}
+	story.Introduction = introduction
+	return s.updateStory(ctx, id, story)
+}
+
 func (s *ScenarioService) getStory(ctx context.Context, id int) (*storytelling.Story, error) {
 	storyString, err := s.scenariosRepo.GetStoryByScenarioID(ctx, id)
 	if err != nil {
@@ -385,6 +404,12 @@ func (s *ScenarioService) UploadArchive(
 			}
 		}
 	}
+	if scenario.Story.Introduction != nil {
+		scenario.Story.Introduction.Audio, err = rewrite(scenario.Story.Introduction.Audio)
+		if err != nil {
+			return 0, err
+		}
+	}
 
 	storyJSON, err := normalizeStory(scenario.Story)
 	if err != nil {
@@ -423,6 +448,9 @@ func (s *ScenarioService) updateStory(ctx context.Context, id int, story *storyt
 	for _, place := range story.Places {
 		place.Image = strings.TrimPrefix(place.Image, s.domain)
 	}
+	if story.Introduction != nil {
+		story.Introduction.Audio = strings.TrimPrefix(story.Introduction.Audio, s.domain)
+	}
 	storyString, err := normalizeStory(story)
 	if err != nil {
 		return err

internal/services/scenarios_service/service_test.go

@@ -338,6 +338,76 @@ func TestUploadArchive(t *testing.T) {
 	}
 }
 
+func TestUploadArchiveWithIntro(t *testing.T) {
+	repo := newFakeScenariosRepo()
+	srcStorage := newFakeStorage()
+	description := "Детективная история"
+	image := "cover.png"
+	scenario := &repos.Scenario{
+		ID:          1,
+		Name:        "Ночной клуб",
+		Description: &description,
+		Image:       &image,
+		Author:      &repos.User{ID: 7},
+		Status:      "draft",
+		Scenario: `{"introduction":{"text":"Введение","audio":"intro.mp3"},"places":[
+			{"code":"club","name":"Клуб","text":"Тёмный зал","image":"club.png"}
+		]}`,
+	}
+	repo.byID[scenario.ID] = scenario
+	_ = srcStorage.Put(context.Background(), &file_storage.File{Name: "cover.png", Data: []byte("cover-bytes")})
+	_ = srcStorage.Put(context.Background(), &file_storage.File{Name: "club.png", Data: []byte("club-bytes")})
+	_ = srcStorage.Put(context.Background(), &file_storage.File{Name: "intro.mp3", Data: []byte("intro-audio-bytes")})
+
+	// Экспорт (Pack кладёт аудио введения в архив), затем импорт в «чистые»
+	// repo и storage: ссылки должны быть переписаны на новые имена.
+	svc := newTestService(repo, srcStorage)
+	archive, _, err := svc.DownloadArchive(context.Background(), 1, 7, false)
+	if err != nil {
+		t.Fatalf("DownloadArchive: %v", err)
+	}
+
+	importRepo := newFakeScenariosRepo()
+	importStorage := newFakeStorage()
+	importSvc := newTestService(importRepo, importStorage)
+
+	id, err := importSvc.UploadArchive(context.Background(), archive, 42)
+	if err != nil {
+		t.Fatalf("UploadArchive: %v", err)
+	}
+
+	saved := importRepo.get(id)
+	story := &storytelling.Story{}
+	if err := json.Unmarshal([]byte(saved.Scenario), story); err != nil {
+		t.Fatalf("story не разобрался: %v", err)
+	}
+	if story.Introduction == nil {
+		t.Fatal("Introduction = nil, want введение после импорта")
+	}
+	if story.Introduction.Text != "Введение" {
+		t.Errorf("Introduction.Text = %q, want %q", story.Introduction.Text, "Введение")
+	}
+	if story.Introduction.Audio == "" || strings.HasPrefix(story.Introduction.Audio, "images/") || story.Introduction.Audio == "intro.mp3" {
+		t.Errorf("Introduction.Audio = %q, want новое случайное имя без images/", story.Introduction.Audio)
+	}
+
+	// Аудио введения загружено в storage под новым именем.
+	files := importStorage.names()
+	found := false
+	for _, name := range files {
+		file, err := importStorage.Get(context.Background(), name)
+		if err != nil {
+			t.Fatalf("Get(%q): %v", name, err)
+		}
+		if string(file.Data) == "intro-audio-bytes" {
+			found = true
+		}
+	}
+	if !found {
+		t.Errorf("аудио введения не загружено в storage; файлы: %v", files)
+	}
+}
+
 func TestUploadArchiveMissingImage(t *testing.T) {
 	repo := newFakeScenariosRepo()
 	storage := newFakeStorage()
@@ -509,6 +579,85 @@ func TestDownloadArchiveMissingImage(t *testing.T) {
 	}
 }
 
+func TestUpdateScenarioIntro(t *testing.T) {
+	repo := newFakeScenariosRepo()
+	storage := newFakeStorage()
+	seedScenario(t, repo, storage)
+	svc := newTestService(repo, storage)
+
+	// Установка введения автором.
+	err := svc.UpdateScenarioIntro(context.Background(), 1, &storytelling.Introduction{
+		Text:  "Введение",
+		Audio: "intro.mp3",
+	}, 7, false)
+	if err != nil {
+		t.Fatalf("UpdateScenarioIntro: %v", err)
+	}
+
+	// В хранилище — голое имя аудио, без домена.
+	parsed := &storytelling.Story{}
+	if err := json.Unmarshal([]byte(repo.get(1).Scenario), parsed); err != nil {
+		t.Fatalf("json.Unmarshal: %v", err)
+	}
+	if parsed.Introduction == nil {
+		t.Fatal("Introduction = nil, want введение в сохранённой истории")
+	}
+	if parsed.Introduction.Text != "Введение" {
+		t.Errorf("Introduction.Text = %q, want %q", parsed.Introduction.Text, "Введение")
+	}
+	if parsed.Introduction.Audio != "intro.mp3" {
+		t.Errorf("Introduction.Audio = %q, want %q (без домена)", parsed.Introduction.Audio, "intro.mp3")
+	}
+
+	// Наружу — аудио с доменом.
+	full, err := svc.GetFullScenarioByID(context.Background(), 1)
+	if err != nil {
+		t.Fatalf("GetFullScenarioByID: %v", err)
+	}
+	if full.Story.Introduction == nil {
+		t.Fatal("Story.Introduction = nil, want введение в полном сценарии")
+	}
+	if full.Story.Introduction.Audio != testDomain+"intro.mp3" {
+		t.Errorf("Introduction.Audio = %q, want %q", full.Story.Introduction.Audio, testDomain+"intro.mp3")
+	}
+
+	// Редактирование точки не должно затрагивать введение и голое имя аудио.
+	err = svc.UpdateScenarioPlace(context.Background(), 1, "club", &storytelling.Place{
+		Code: "club",
+		Name: "Клуб",
+		Text: "Обновлённый текст.",
+	}, 7, false)
+	if err != nil {
+		t.Fatalf("UpdateScenarioPlace: %v", err)
+	}
+	parsed = &storytelling.Story{}
+	if err := json.Unmarshal([]byte(repo.get(1).Scenario), parsed); err != nil {
+		t.Fatalf("json.Unmarshal: %v", err)
+	}
+	if parsed.Introduction == nil || parsed.Introduction.Text != "Введение" || parsed.Introduction.Audio != "intro.mp3" {
+		t.Errorf("введение повреждено после UpdateScenarioPlace: %+v", parsed.Introduction)
+	}
+
+	// Очистка введения (nil) — поле исчезает из истории.
+	err = svc.UpdateScenarioIntro(context.Background(), 1, nil, 7, false)
+	if err != nil {
+		t.Fatalf("UpdateScenarioIntro(nil): %v", err)
+	}
+	parsed = &storytelling.Story{}
+	if err := json.Unmarshal([]byte(repo.get(1).Scenario), parsed); err != nil {
+		t.Fatalf("json.Unmarshal: %v", err)
+	}
+	if parsed.Introduction != nil {
+		t.Errorf("Introduction = %+v, want nil после очистки", parsed.Introduction)
+	}
+
+	// Чужой автор не может менять введение.
+	err = svc.UpdateScenarioIntro(context.Background(), 1, &storytelling.Introduction{Text: "x"}, 99, false)
+	if !errors.Is(err, ErrScenarioNotOwner) {
+		t.Errorf("err = %v, want ErrScenarioNotOwner", err)
+	}
+}
+
 // buildRawArchive собирает zip из произвольных записей (для тестов импорта).
 func buildRawArchive(t *testing.T, entries map[string][]byte) []byte {
 	t.Helper()

proto/main.pb.gw.go

@@ -1024,6 +1024,51 @@ func local_request_EveningDetectiveServer_DeleteScenarioPlace_0(ctx context.Cont
 	return msg, metadata, err
 }
 
+func request_EveningDetectiveServer_UpdateScenarioIntro_0(ctx context.Context, marshaler runtime.Marshaler, client EveningDetectiveServerClient, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var (
+		protoReq UpdateScenarioIntroReq
+		metadata runtime.ServerMetadata
+		err      error
+	)
+	if err := marshaler.NewDecoder(req.Body).Decode(&protoReq); err != nil && !errors.Is(err, io.EOF) {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+	if req.Body != nil {
+		_, _ = io.Copy(io.Discard, req.Body)
+	}
+	val, ok := pathParams["id"]
+	if !ok {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "missing parameter %s", "id")
+	}
+	protoReq.Id, err = runtime.Int32(val)
+	if err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "type mismatch, parameter: %s, error: %v", "id", err)
+	}
+	msg, err := client.UpdateScenarioIntro(ctx, &protoReq, grpc.Header(&metadata.HeaderMD), grpc.Trailer(&metadata.TrailerMD))
+	return msg, metadata, err
+}
+
+func local_request_EveningDetectiveServer_UpdateScenarioIntro_0(ctx context.Context, marshaler runtime.Marshaler, server EveningDetectiveServerServer, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
+	var (
+		protoReq UpdateScenarioIntroReq
+		metadata runtime.ServerMetadata
+		err      error
+	)
+	if err := marshaler.NewDecoder(req.Body).Decode(&protoReq); err != nil && !errors.Is(err, io.EOF) {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "%v", err)
+	}
+	val, ok := pathParams["id"]
+	if !ok {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "missing parameter %s", "id")
+	}
+	protoReq.Id, err = runtime.Int32(val)
+	if err != nil {
+		return nil, metadata, status.Errorf(codes.InvalidArgument, "type mismatch, parameter: %s, error: %v", "id", err)
+	}
+	msg, err := server.UpdateScenarioIntro(ctx, &protoReq)
+	return msg, metadata, err
+}
+
 func request_EveningDetectiveServer_DownloadScenarioArchive_0(ctx context.Context, marshaler runtime.Marshaler, client EveningDetectiveServerClient, req *http.Request, pathParams map[string]string) (proto.Message, runtime.ServerMetadata, error) {
 	var (
 		protoReq DownloadScenarioArchiveReq
@@ -2385,6 +2430,26 @@ func RegisterEveningDetectiveServerHandlerServer(ctx context.Context, mux *runti
 		}
 		forward_EveningDetectiveServer_DeleteScenarioPlace_0(annotatedContext, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
 	})
+	mux.Handle(http.MethodPut, pattern_EveningDetectiveServer_UpdateScenarioIntro_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
+		ctx, cancel := context.WithCancel(req.Context())
+		defer cancel()
+		var stream runtime.ServerTransportStream
+		ctx = grpc.NewContextWithServerTransportStream(ctx, &stream)
+		inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
+		annotatedContext, err := runtime.AnnotateIncomingContext(ctx, mux, req, "/crabs.evening_detective_server.EveningDetectiveServer/UpdateScenarioIntro", runtime.WithHTTPPathPattern("/api/scenarios/{id}/introduction"))
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := local_request_EveningDetectiveServer_UpdateScenarioIntro_0(annotatedContext, inboundMarshaler, server, req, pathParams)
+		md.HeaderMD, md.TrailerMD = metadata.Join(md.HeaderMD, stream.Header()), metadata.Join(md.TrailerMD, stream.Trailer())
+		annotatedContext = runtime.NewServerMetadataContext(annotatedContext, md)
+		if err != nil {
+			runtime.HTTPError(annotatedContext, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		forward_EveningDetectiveServer_UpdateScenarioIntro_0(annotatedContext, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+	})
 	mux.Handle(http.MethodGet, pattern_EveningDetectiveServer_DownloadScenarioArchive_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
 		ctx, cancel := context.WithCancel(req.Context())
 		defer cancel()
@@ -3315,6 +3380,23 @@ func RegisterEveningDetectiveServerHandlerClient(ctx context.Context, mux *runti
 		}
 		forward_EveningDetectiveServer_DeleteScenarioPlace_0(annotatedContext, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
 	})
+	mux.Handle(http.MethodPut, pattern_EveningDetectiveServer_UpdateScenarioIntro_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
+		ctx, cancel := context.WithCancel(req.Context())
+		defer cancel()
+		inboundMarshaler, outboundMarshaler := runtime.MarshalerForRequest(mux, req)
+		annotatedContext, err := runtime.AnnotateContext(ctx, mux, req, "/crabs.evening_detective_server.EveningDetectiveServer/UpdateScenarioIntro", runtime.WithHTTPPathPattern("/api/scenarios/{id}/introduction"))
+		if err != nil {
+			runtime.HTTPError(ctx, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		resp, md, err := request_EveningDetectiveServer_UpdateScenarioIntro_0(annotatedContext, inboundMarshaler, client, req, pathParams)
+		annotatedContext = runtime.NewServerMetadataContext(annotatedContext, md)
+		if err != nil {
+			runtime.HTTPError(annotatedContext, mux, outboundMarshaler, w, req, err)
+			return
+		}
+		forward_EveningDetectiveServer_UpdateScenarioIntro_0(annotatedContext, mux, outboundMarshaler, w, req, resp, mux.GetForwardResponseOptions()...)
+	})
 	mux.Handle(http.MethodGet, pattern_EveningDetectiveServer_DownloadScenarioArchive_0, func(w http.ResponseWriter, req *http.Request, pathParams map[string]string) {
 		ctx, cancel := context.WithCancel(req.Context())
 		defer cancel()
@@ -3672,6 +3754,7 @@ var (
 	pattern_EveningDetectiveServer_AddScenarioPlace_0        = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1, 1, 0, 4, 1, 5, 2, 2, 3}, []string{"api", "scenarios", "id", "places"}, ""))
 	pattern_EveningDetectiveServer_UpdateScenarioPlace_0     = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1, 1, 0, 4, 1, 5, 2, 2, 3, 1, 0, 4, 1, 5, 4}, []string{"api", "scenarios", "id", "places", "code"}, ""))
 	pattern_EveningDetectiveServer_DeleteScenarioPlace_0     = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1, 1, 0, 4, 1, 5, 2, 2, 3, 1, 0, 4, 1, 5, 4}, []string{"api", "scenarios", "id", "places", "code"}, ""))
+	pattern_EveningDetectiveServer_UpdateScenarioIntro_0     = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1, 1, 0, 4, 1, 5, 2, 2, 3}, []string{"api", "scenarios", "id", "introduction"}, ""))
 	pattern_EveningDetectiveServer_DownloadScenarioArchive_0 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1, 1, 0, 4, 1, 5, 2, 2, 3}, []string{"api", "scenarios", "id", "archive"}, ""))
 	pattern_EveningDetectiveServer_UploadScenarioArchive_0   = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1, 2, 2}, []string{"api", "scenarios", "archive"}, ""))
 	pattern_EveningDetectiveServer_AddGame_0                 = runtime.MustPattern(runtime.NewPattern(1, []int{2, 0, 2, 1}, []string{"api", "games"}, ""))
@@ -3724,6 +3807,7 @@ var (
 	forward_EveningDetectiveServer_AddScenarioPlace_0        = runtime.ForwardResponseMessage
 	forward_EveningDetectiveServer_UpdateScenarioPlace_0     = runtime.ForwardResponseMessage
 	forward_EveningDetectiveServer_DeleteScenarioPlace_0     = runtime.ForwardResponseMessage
+	forward_EveningDetectiveServer_UpdateScenarioIntro_0     = runtime.ForwardResponseMessage
 	forward_EveningDetectiveServer_DownloadScenarioArchive_0 = runtime.ForwardResponseMessage
 	forward_EveningDetectiveServer_UploadScenarioArchive_0   = runtime.ForwardResponseMessage
 	forward_EveningDetectiveServer_AddGame_0                 = runtime.ForwardResponseMessage

proto/main_grpc.pb.go

@@ -50,6 +50,7 @@ const (
 	EveningDetectiveServer_AddScenarioPlace_FullMethodName        = "/crabs.evening_detective_server.EveningDetectiveServer/AddScenarioPlace"
 	EveningDetectiveServer_UpdateScenarioPlace_FullMethodName     = "/crabs.evening_detective_server.EveningDetectiveServer/UpdateScenarioPlace"
 	EveningDetectiveServer_DeleteScenarioPlace_FullMethodName     = "/crabs.evening_detective_server.EveningDetectiveServer/DeleteScenarioPlace"
+	EveningDetectiveServer_UpdateScenarioIntro_FullMethodName     = "/crabs.evening_detective_server.EveningDetectiveServer/UpdateScenarioIntro"
 	EveningDetectiveServer_DownloadScenarioArchive_FullMethodName = "/crabs.evening_detective_server.EveningDetectiveServer/DownloadScenarioArchive"
 	EveningDetectiveServer_UploadScenarioArchive_FullMethodName   = "/crabs.evening_detective_server.EveningDetectiveServer/UploadScenarioArchive"
 	EveningDetectiveServer_AddGame_FullMethodName                 = "/crabs.evening_detective_server.EveningDetectiveServer/AddGame"
@@ -105,6 +106,7 @@ type EveningDetectiveServerClient interface {
 	AddScenarioPlace(ctx context.Context, in *AddScenarioPlaceReq, opts ...grpc.CallOption) (*AddScenarioPlaceRsp, error)
 	UpdateScenarioPlace(ctx context.Context, in *UpdateScenarioPlaceReq, opts ...grpc.CallOption) (*UpdateScenarioPlaceRsp, error)
 	DeleteScenarioPlace(ctx context.Context, in *DeleteScenarioPlaceReq, opts ...grpc.CallOption) (*DeleteScenarioPlaceRsp, error)
+	UpdateScenarioIntro(ctx context.Context, in *UpdateScenarioIntroReq, opts ...grpc.CallOption) (*UpdateScenarioIntroRsp, error)
 	DownloadScenarioArchive(ctx context.Context, in *DownloadScenarioArchiveReq, opts ...grpc.CallOption) (*httpbody.HttpBody, error)
 	UploadScenarioArchive(ctx context.Context, in *httpbody.HttpBody, opts ...grpc.CallOption) (*UploadScenarioArchiveRsp, error)
 	AddGame(ctx context.Context, in *AddGameReq, opts ...grpc.CallOption) (*AddGameRsp, error)
@@ -434,6 +436,16 @@ func (c *eveningDetectiveServerClient) DeleteScenarioPlace(ctx context.Context,
 	return out, nil
 }
 
+func (c *eveningDetectiveServerClient) UpdateScenarioIntro(ctx context.Context, in *UpdateScenarioIntroReq, opts ...grpc.CallOption) (*UpdateScenarioIntroRsp, error) {
+	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
+	out := new(UpdateScenarioIntroRsp)
+	err := c.cc.Invoke(ctx, EveningDetectiveServer_UpdateScenarioIntro_FullMethodName, in, out, cOpts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 func (c *eveningDetectiveServerClient) DownloadScenarioArchive(ctx context.Context, in *DownloadScenarioArchiveReq, opts ...grpc.CallOption) (*httpbody.HttpBody, error) {
 	cOpts := append([]grpc.CallOption{grpc.StaticMethod()}, opts...)
 	out := new(httpbody.HttpBody)
@@ -658,6 +670,7 @@ type EveningDetectiveServerServer interface {
 	AddScenarioPlace(context.Context, *AddScenarioPlaceReq) (*AddScenarioPlaceRsp, error)
 	UpdateScenarioPlace(context.Context, *UpdateScenarioPlaceReq) (*UpdateScenarioPlaceRsp, error)
 	DeleteScenarioPlace(context.Context, *DeleteScenarioPlaceReq) (*DeleteScenarioPlaceRsp, error)
+	UpdateScenarioIntro(context.Context, *UpdateScenarioIntroReq) (*UpdateScenarioIntroRsp, error)
 	DownloadScenarioArchive(context.Context, *DownloadScenarioArchiveReq) (*httpbody.HttpBody, error)
 	UploadScenarioArchive(context.Context, *httpbody.HttpBody) (*UploadScenarioArchiveRsp, error)
 	AddGame(context.Context, *AddGameReq) (*AddGameRsp, error)
@@ -777,6 +790,9 @@ func (UnimplementedEveningDetectiveServerServer) UpdateScenarioPlace(context.Con
 func (UnimplementedEveningDetectiveServerServer) DeleteScenarioPlace(context.Context, *DeleteScenarioPlaceReq) (*DeleteScenarioPlaceRsp, error) {
 	return nil, status.Error(codes.Unimplemented, "method DeleteScenarioPlace not implemented")
 }
+func (UnimplementedEveningDetectiveServerServer) UpdateScenarioIntro(context.Context, *UpdateScenarioIntroReq) (*UpdateScenarioIntroRsp, error) {
+	return nil, status.Error(codes.Unimplemented, "method UpdateScenarioIntro not implemented")
+}
 func (UnimplementedEveningDetectiveServerServer) DownloadScenarioArchive(context.Context, *DownloadScenarioArchiveReq) (*httpbody.HttpBody, error) {
 	return nil, status.Error(codes.Unimplemented, "method DownloadScenarioArchive not implemented")
 }
@@ -1396,6 +1412,24 @@ func _EveningDetectiveServer_DeleteScenarioPlace_Handler(srv interface{}, ctx co
 	return interceptor(ctx, in, info, handler)
 }
 
+func _EveningDetectiveServer_UpdateScenarioIntro_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(UpdateScenarioIntroReq)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(EveningDetectiveServerServer).UpdateScenarioIntro(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: EveningDetectiveServer_UpdateScenarioIntro_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(EveningDetectiveServerServer).UpdateScenarioIntro(ctx, req.(*UpdateScenarioIntroReq))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 func _EveningDetectiveServer_DownloadScenarioArchive_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
 	in := new(DownloadScenarioArchiveReq)
 	if err := dec(in); err != nil {
@@ -1865,6 +1899,10 @@ var EveningDetectiveServer_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "DeleteScenarioPlace",
 			Handler:    _EveningDetectiveServer_DeleteScenarioPlace_Handler,
 		},
+		{
+			MethodName: "UpdateScenarioIntro",
+			Handler:    _EveningDetectiveServer_UpdateScenarioIntro_Handler,
+		},
 		{
 			MethodName: "DownloadScenarioArchive",
 			Handler:    _EveningDetectiveServer_DownloadScenarioArchive_Handler,