feat: add dingtalk chat channel (#16183)

### What does this PR do?
This PR adds a new DingTalk chat channel integration and hardens the
inbound callback path.

### Summary
- Adds DingTalk as a selectable chat channel in the UI and backend
channel registry.
- Adds the DingTalk chat channel icon asset.
- Acknowledges DingTalk Stream callbacks and deduplicates repeated
inbound messages to avoid duplicate replies.

web/src/assets/svg/chat-channel/dingtalk.svg

@@ -0,0 +1 @@
+<?xml version="1.0" standalone="no"?><!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"><svg t="1781761950340" class="icon" viewBox="0 0 1024 1024" version="1.1" xmlns="http://www.w3.org/2000/svg" p-id="2561" xmlns:xlink="http://www.w3.org/1999/xlink" width="200" height="200"><path d="M717.6192 682.1376h116.5824l-212.0192 296.3968-5.12-1.792 46.08-194.816h-91.136c10.24-47.2576 20.0704-91.648 30.72-140.1856-25.9072 7.7824-48.5376 12.288-69.1712 21.2992-44.6976 19.456-84.8896 11.1616-121.1392-17.6128a455.68 455.68 0 0 1-66.9696-63.232c-20.48-24.4736-13.9776-38.4512 17.0496-43.6736 65.6896-11.0592 131.584-20.7872 197.5808-33.0752h-41.4208c-56.7808-0.5632-113.6128-1.4848-170.3936-1.6896-34.8672 0-59.4432-18.176-80.4864-43.4688a272.5888 272.5888 0 0 1-54.9888-110.848c-6.4512-26.0096 0.6656-33.1776 27.4944-26.9312 67.84 15.7696 135.5776 32.1024 203.4176 47.9744a1030.1952 1030.1952 0 0 0 105.1648 20.1728c-40.96-13.6192-82.7392-26.112-123.3408-40.96-61.952-22.9376-122.88-47.9232-184.832-71.68A66.56 66.56 0 0 1 201.728 240.64c-24.1152-54.9888-42.1376-111.5648-42.5472-172.288 0-22.1184 7.2192-27.5456 26.2144-18.3296C378.88 143.36 578.9184 222.3104 779.5712 299.3152A288.6656 288.6656 0 0 1 834.56 329.0624c33.3312 22.1696 44.1856 50.1248 26.9312 85.248-35.4304 72.0896-74.3936 142.4384-112.2304 213.3504-9.472 17.4592-20.0192 34.4064-31.6416 54.4768z" fill="#59ADF8" p-id="2562"></path></svg>

web/src/locales/en.ts

@@ -1497,6 +1497,7 @@ Example: Virtual Hosted Style`,
       chatChannelDesc: {
         clickclack: 'Connect a ClickClack bot',
         discord: 'Connect a Discord bot',
+        dingtalk: 'Connect a DingTalk bot',
         feishu: 'Connect a Feishu / Lark bot',
         googlechat: 'Connect a Google Chat bot',
         irc: 'Connect to an IRC server',

web/src/locales/zh.ts

@@ -1226,6 +1226,7 @@ NER：使用 spaCy NER 和基于规则的关键词提取来抽取实体和关系
       chatChannelDesc: {
         clickclack: '连接 ClickClack 机器人',
         discord: '连接 Discord 机器人',
+        dingtalk: '连接钉钉机器人',
         feishu: '连接飞书 / Lark 机器人',
         googlechat: '连接 Google Chat 机器人',
         irc: '连接 IRC 服务器',

web/src/pages/user-setting/chat-channel/constant/index.tsx

@@ -8,6 +8,7 @@ import { IChatChannelInfoMap } from '../interface';
 export enum ChatChannelKey {
   CLICKCLACK = 'clickclack',
   DISCORD = 'discord',
+  DINGTALK = 'dingtalk',
   FEISHU = 'feishu',
   GOOGLECHAT = 'googlechat',
   IRC = 'irc',
@@ -48,6 +49,7 @@ const channelIcon = (key: ChatChannelKey) => (
 const CHANNEL_NAMES: Record<ChatChannelKey, string> = {
   [ChatChannelKey.CLICKCLACK]: 'ClickClack',
   [ChatChannelKey.DISCORD]: 'Discord',
+  [ChatChannelKey.DINGTALK]: 'DingTalk',
   [ChatChannelKey.FEISHU]: 'Feishu / Lark',
   [ChatChannelKey.GOOGLECHAT]: 'Google Chat',
   [ChatChannelKey.IRC]: 'IRC',
@@ -160,6 +162,21 @@ export const ChatChannelFormFields: Record<ChatChannelKey, FormFieldConfig[]> =
         placeholder: '1234567890',
       },
     ],
+    [ChatChannelKey.DINGTALK]: [
+      {
+        label: 'Client ID',
+        name: 'config.credential.client_id',
+        type: FormFieldType.Text,
+        required: true,
+        placeholder: 'dingxxxxxxxxxxxx',
+      },
+      {
+        label: 'Client Secret',
+        name: 'config.credential.client_secret',
+        type: FormFieldType.Password,
+        required: true,
+      },
+    ],
     [ChatChannelKey.FEISHU]: [
       {
         label: 'App ID',

web/src/pages/user-setting/chat-channel/index.tsx

@@ -61,6 +61,7 @@ const ChatChannel = () => {
       (id) =>
         [
           ChatChannelKey.DISCORD,
+          ChatChannelKey.DINGTALK,
           ChatChannelKey.FEISHU,
           ChatChannelKey.TELEGRAM,
           ChatChannelKey.QQBOT,