chore(feishu): document reaction emoji option and promote filetype dep

Add an info log for `RandomReactionEmoji` configuration.

docs/channels/feishu/README.zh.md

@@ -36,3 +36,4 @@
 3. 配置事件订阅和Webhook URL
 4. 设置加密(可选,生产环境建议启用)
 5. 将 App ID、App Secret、Encrypt Key 和 Verification Token(如果启用加密) 填入配置文件中
+6. 自定义你希望 PicoClaw react 你消息时的表情（可选, Reference URL: [Feishu Emoji List](https://open.larkoffice.com/document/server-docs/im-v1/message-reaction/emojis-introduce))

go.mod

@@ -11,6 +11,7 @@ require (
 	github.com/gdamore/tcell/v2 v2.13.8
 	github.com/google/uuid v1.6.0
 	github.com/gorilla/websocket v1.5.3
+	github.com/h2non/filetype v1.1.3
 	github.com/larksuite/oapi-sdk-go/v3 v3.5.3
 	github.com/mdp/qrterminal/v3 v3.2.1
 	github.com/modelcontextprotocol/go-sdk v1.3.0
@@ -37,7 +38,6 @@ require (
 	github.com/dustin/go-humanize v1.0.1 // indirect
 	github.com/elliotchance/orderedmap/v3 v3.1.0 // indirect
 	github.com/gdamore/encoding v1.0.1 // indirect
-	github.com/h2non/filetype v1.1.3 // indirect
 	github.com/inconshreveable/mousetrap v1.1.0 // indirect
 	github.com/lucasb-eyer/go-colorful v1.3.0 // indirect
 	github.com/mattn/go-colorable v0.1.14 // indirect

pkg/channels/feishu/feishu_64.go

@@ -204,6 +204,7 @@ func (c *FeishuChannel) ReactToMessage(ctx context.Context, chatID, messageID st
 		// Default to "Pin" if no config
 		emojiList = []string{"Pin"}
 	}
+	logger.Info(fmt.Sprintf("[MABEN] c.config.RandomReactionEmoji, %v", c.config.RandomReactionEmoji))
 
 	// Randomly choose one from the list
 	chosenEmoji := emojiList[rand.Intn(len(emojiList))]
@@ -218,7 +219,7 @@ func (c *FeishuChannel) ReactToMessage(ctx context.Context, chatID, messageID st
 	resp, err := c.client.Im.V1.MessageReaction.Create(ctx, req)
 	if err != nil {
 		logger.ErrorCF("feishu", "Failed to add reaction", map[string]any{
-			"emoji":     chosenEmoji,
+			"emoji":      chosenEmoji,
 			"message_id": messageID,
 			"error":      err.Error(),
 		})