Fix broken examples in scenes

docs/bot-api.md

@@ -202,7 +202,7 @@ BUN_CONFIG_VERBOSE_FETCH=curl bun src/index.ts
 
 And logs will looks like:
 
-```curl
+```bash [curl]
 [fetch] > HTTP/1.1 POST https://example.com/
 [fetch] > content-type: application/json
 [fetch] > Connection: keep-alive

docs/plugins/official/scenes.md

@@ -381,7 +381,7 @@ const testScene = new Scene("test").step("message", async (context) => {
 const testScene = new Scene("test").step("message", async (context) => {
     if (context.scene.step.firstTime) return context.send("First message");
 
-    return context.scene.next();
+    return context.scene.step.next();
 });
 ```
 

docs/ru/bot-api.md

@@ -206,7 +206,7 @@ BUN_CONFIG_VERBOSE_FETCH=curl bun src/index.ts
 
 И логи будут выглядеть так:
 
-```curl
+```bash [curl]
 [fetch] > HTTP/1.1 POST https://example.com/
 [fetch] > content-type: application/json
 [fetch] > Connection: keep-alive

docs/ru/plugins/official/scenes.md

@@ -400,7 +400,7 @@ const testScene = new Scene("test").step("message", async (context) => {
 const testScene = new Scene("test").step("message", async (context) => {
     if (context.scene.step.firstTime) return context.send("Первое сообщение");
 
-    return context.scene.next();
+    return context.scene.step.next();
 });
 ```
 

docs/ru/tma/index.md

@@ -80,7 +80,7 @@ bun create gramio@latest ./bot
 
 Когда вы создаете проект с монорепозиторием, структура вашего каталога будет выглядеть так:
 
-```tree
+```bash [tree]
 ├── apps
 │   ├── bot         # Ваше приложение бота GramIO
 │   ├── mini-app    # Фронтенд Telegram Mini App

docs/tma/index.md

@@ -47,7 +47,7 @@ and choose the type of project you need!
 
 For example, this is what a monorepo created using [create-gramio](https://github.com/gramiojs/create-gramio) looks like
 
-```tree
+```bash [tree]
 ├── apps
 │   ├── bot
 │   ├── mini-app