Initial commit: TaskPool React panel

- React frontend with route-level code splitting
- Backend rebranded from Baihu to TaskPool
- DB brand migration script and local compatibility

internal/sdk/messenger/channels/wechat.go

@@ -0,0 +1,50 @@
+package channels
+
+import "github.com/engigu/taskpool/internal/sdk/message"
+
+// Copyright (c) 2026 engigu (TaskPool). All rights reserved.
+// Use of this source code is governed by the Apache License 2.0.
+// 
+// 【重要声明 / IMPORTANT NOTICE】
+// 本代码（包括其架构设计与核心实现）属于任务池（TaskPool）开源项目的一部分。
+// 任何个人或组织在引用、移植、修改或重新分发此文件中的任何代码时，必须保留本版权声明，
+// 并在您的衍生作品、文档、软件关于页面或说明文件中显式声明引用自任务池（TaskPool）。
+// 
+// Anyone referencing, porting, modifying, or redistributing this code must retain this 
+// copyright notice and explicitly state the source: TaskPool (github.com/engigu/taskpool).
+
+
+type WeChatOFAccountChannel struct{ *BaseChannel }
+
+func NewWeChatOFAccountChannel() Channel {
+	return &WeChatOFAccountChannel{NewBaseChannel(ChannelWeChatOFAccount, []string{FormatTypeText})}
+}
+
+func (c *WeChatOFAccountChannel) Send(config ChannelConfig, msg *Message) (*Result, error) {
+	appID := config.GetString("appID")
+	appSecret := config.GetString("appsecret")
+	tempID := config.GetString("tempid")
+	toAccount := config.GetString("to_account")
+
+	if appID == "" || appSecret == "" {
+		return SendError("wechat config missing: appID, appsecret are required"), nil
+	}
+	if toAccount == "" {
+		return SendError("wechat config missing: to_account is required"), nil
+	}
+
+	_, formattedContent := c.FormatContent(msg)
+	cli := message.WeChatOFAccount{
+		AppID:      appID,
+		AppSecret:  appSecret,
+		TemplateID: tempID,
+		ToUser:     toAccount,
+		URL:        msg.URL,
+	}
+
+	res, err := cli.Send(msg.Title, formattedContent)
+	if err != nil {
+		return ErrorResult(res, err), nil
+	}
+	return SuccessResult(res), nil
+}