feat: Add webhook push functionality for bot message events (#1768)

* Initial plan

* Backend: Add webhook persistence model, service, API endpoints and message push functionality

Co-authored-by: RockChinQ <45992437+RockChinQ@users.noreply.github.com>

* Frontend: Rename API Keys to API Integration, add webhook management UI with tabs

Co-authored-by: RockChinQ <45992437+RockChinQ@users.noreply.github.com>

* Fix frontend linting issues and formatting

Co-authored-by: RockChinQ <45992437+RockChinQ@users.noreply.github.com>

* chore: perf ui in api integration dialog

* perf: webhook data pack structure

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: RockChinQ <45992437+RockChinQ@users.noreply.github.com>
Co-authored-by: Junyan Qin <rockchinq@gmail.com>

web/src/i18n/locales/zh-Hans.ts

@@ -58,7 +58,9 @@ const zhHans = {
     passwordsDoNotMatch: '两次输入的密码不一致',
     changePasswordSuccess: '密码修改成功',
     changePasswordFailed: '密码修改失败，请检查当前密码是否正确',
+    apiIntegration: 'API 集成',
     apiKeys: 'API 密钥',
+    manageApiIntegration: '管理 API 集成',
     manageApiKeys: '管理 API 密钥',
     createApiKey: '创建 API 密钥',
     apiKeyName: 'API 密钥名称',
@@ -72,6 +74,19 @@ const zhHans = {
     apiKeyCopied: 'API 密钥已复制到剪贴板',
     noApiKeys: '暂无 API 密钥',
     apiKeyHint: 'API 密钥允许外部系统访问 LangBot 的 Service API',
+    webhooks: 'Webhooks',
+    createWebhook: '创建 Webhook',
+    webhookName: 'Webhook 名称',
+    webhookUrl: 'Webhook URL',
+    webhookDescription: 'Webhook 描述',
+    webhookEnabled: '是否启用',
+    webhookCreated: 'Webhook 创建成功',
+    webhookDeleted: 'Webhook 删除成功',
+    webhookDeleteConfirm: '确定要删除此 Webhook 吗？',
+    webhookNameRequired: 'Webhook 名称不能为空',
+    webhookUrlRequired: 'Webhook URL 不能为空',
+    noWebhooks: '暂无 Webhook',
+    webhookHint: 'Webhook 允许 LangBot 将个人消息和群消息事件推送到外部系统',
     actions: '操作',
     apiKeyCreatedMessage: '请复制此 API 密钥。',
   },