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>

pkg/api/http/controller/groups/pipelines/pipelines.py

@@ -0,0 +1,44 @@
+from __future__ import annotations
+
+import quart
+
+from ... import group
+
+
+@group.group_class('pipelines', '/api/v1/pipelines')
+class PipelinesRouterGroup(group.RouterGroup):
+    async def initialize(self) -> None:
+        @self.route('', methods=['GET', 'POST'])
+        async def _() -> str:
+            if quart.request.method == 'GET':
+                return self.success(data={'pipelines': await self.ap.pipeline_service.get_pipelines()})
+            elif quart.request.method == 'POST':
+                json_data = await quart.request.json
+
+                pipeline_uuid = await self.ap.pipeline_service.create_pipeline(json_data)
+
+                return self.success(data={'uuid': pipeline_uuid})
+
+        @self.route('/_/metadata', methods=['GET'])
+        async def _() -> str:
+            return self.success(data={'configs': await self.ap.pipeline_service.get_pipeline_metadata()})
+
+        @self.route('/<pipeline_uuid>', methods=['GET', 'PUT', 'DELETE'])
+        async def _(pipeline_uuid: str) -> str:
+            if quart.request.method == 'GET':
+                pipeline = await self.ap.pipeline_service.get_pipeline(pipeline_uuid)
+
+                if pipeline is None:
+                    return self.http_status(404, -1, 'pipeline not found')
+
+                return self.success(data={'pipeline': pipeline})
+            elif quart.request.method == 'PUT':
+                json_data = await quart.request.json
+
+                await self.ap.pipeline_service.update_pipeline(pipeline_uuid, json_data)
+
+                return self.success()
+            elif quart.request.method == 'DELETE':
+                await self.ap.pipeline_service.delete_pipeline(pipeline_uuid)
+
+                return self.success()