feat: add WebChat adapter for pipeline debugging (#1510)

* feat: add WebChat adapter for pipeline debugging

- Create WebChatAdapter for handling debug messages in pipeline testing
- Add HTTP API endpoints for debug message sending and retrieval
- Implement frontend debug dialog with session switching (private/group chat)
- Add Chinese i18n translations for debug interface
- Auto-create default WebChat bot during database initialization
- Support fixed session IDs: webchatperson and webchatgroup for testing

Co-Authored-By: Junyan Qin <Chin>, 秦骏言 in Chinese, you can call me my english name Rock Chin. <rockchinq@gmail.com>

* perf: ui for webchat

* feat: complete webchat backend

* feat: core chat apis

* perf: button style in pipeline card

* perf: log btn in bot card

* perf: webchat entities definition

* fix: bugs

* perf: web chat

* perf: dialog styles

* perf: styles

* perf: styles

* fix: group invalid in webchat

* perf: simulate real im message

* perf: group timeout toast

* feat(webchat): add supports for mentioning bot in group

* perf(webchat): at component styles

* perf: at badge display in message

* fix: linter errors

* fix: webchat was listed on adapter list

---------

Co-authored-by: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>
Co-authored-by: Junyan Qin <Chin>, 秦骏言 in Chinese, you can call me my english name Rock Chin. <rockchinq@gmail.com>

web/src/app/infra/http/HttpClient.ts

@@ -29,6 +29,8 @@ import {
   GetPipelineResponseData,
   GetPipelineMetadataResponseData,
   AsyncTask,
+  ApiRespWebChatMessage,
+  ApiRespWebChatMessages,
 } from '@/app/infra/entities/api';
 import { GetBotLogsRequest } from '@/app/infra/http/requestParam/bots/GetBotLogsRequest';
 import { GetBotLogsResponse } from '@/app/infra/http/requestParam/bots/GetBotLogsResponse';
@@ -301,6 +303,43 @@ class HttpClient {
     return this.delete(`/api/v1/pipelines/${uuid}`);
   }
 
+  // ============ Debug WebChat API ============
+  public sendWebChatMessage(
+    sessionType: string,
+    messageChain: object[],
+    pipelineId: string,
+    timeout: number = 15000,
+  ): Promise<ApiRespWebChatMessage> {
+    return this.post(
+      `/api/v1/pipelines/${pipelineId}/chat/send`,
+      {
+        session_type: sessionType,
+        message: messageChain,
+      },
+      {
+        timeout,
+      },
+    );
+  }
+
+  public getWebChatHistoryMessages(
+    pipelineId: string,
+    sessionType: string,
+  ): Promise<ApiRespWebChatMessages> {
+    return this.get(
+      `/api/v1/pipelines/${pipelineId}/chat/messages/${sessionType}`,
+    );
+  }
+
+  public resetWebChatSession(
+    pipelineId: string,
+    sessionType: string,
+  ): Promise<{ message: string }> {
+    return this.post(
+      `/api/v1/pipelines/${pipelineId}/chat/reset/${sessionType}`,
+    );
+  }
+
   // ============ Platform API ============
   public getAdapters(): Promise<ApiRespPlatformAdapters> {
     return this.get('/api/v1/platform/adapters');
@@ -456,8 +495,8 @@ class HttpClient {
 }
 
 // export const httpClient = new HttpClient('https://event-log.langbot.dev');
-// export const httpClient = new HttpClient('http://localhost:5300');
-export const httpClient = new HttpClient('/');
+export const httpClient = new HttpClient('http://localhost:5300');
+// export const httpClient = new HttpClient('/');
 
 // 临时写法，未来两种Client都继承自HttpClient父类，不允许共享方法
 export const spaceClient = new HttpClient('https://space.langbot.app');