feat(live): 按用户名禁言、后台右侧管控栏、前台抖音式布局与禁言 Toast

Made-with: Cursor

server/pkg/weblive/moderation_api.go

@@ -40,3 +40,21 @@ func PutLiveMuteIP(c *gin.Context) {
 	SetIPMuted(ip, body.Enabled)
 	c.JSON(http.StatusOK, gin.H{"ok": true})
 }
+
+func PutLiveMuteUser(c *gin.Context) {
+	var body struct {
+		Username string `json:"username"`
+		Enabled  bool   `json:"enabled"`
+	}
+	if err := c.ShouldBindJSON(&body); err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "参数无效"})
+		return
+	}
+	u := strings.TrimSpace(body.Username)
+	if u == "" {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "用户名不能为空"})
+		return
+	}
+	SetUserMuted(u, body.Enabled)
+	c.JSON(http.StatusOK, gin.H{"ok": true})
+}