diff --git a/model/sca_auth_casbin_rule.go b/model/sca_auth_casbin_rule.go
new file mode 100644
index 0000000..c37ff3a
--- /dev/null
+++ b/model/sca_auth_casbin_rule.go
@@ -0,0 +1,17 @@
+package model
+
+// ScaAuthCasbinRule 角色/权限/用户关系表
+type ScaAuthCasbinRule struct {
+	Id    uint64 `gorm:"column:id;type:bigint(20) unsigned;primary_key;AUTO_INCREMENT" json:"id"`
+	Ptype string `gorm:"column:ptype;type:varchar(100)" json:"ptype"`
+	V0    string `gorm:"column:v0;type:varchar(100)" json:"v0"`
+	V1    string `gorm:"column:v1;type:varchar(100)" json:"v1"`
+	V2    string `gorm:"column:v2;type:varchar(100)" json:"v2"`
+	V3    string `gorm:"column:v3;type:varchar(100)" json:"v3"`
+	V4    string `gorm:"column:v4;type:varchar(100)" json:"v4"`
+	V5    string `gorm:"column:v5;type:varchar(100)" json:"v5"`
+}
+
+func (m *ScaAuthCasbinRule) TableName() string {
+	return "sca_auth_casbin_rule"
+}
diff --git a/model/sca_auth_permission.go b/model/sca_auth_permission.go
index 4982e34..d15c72e 100644
--- a/model/sca_auth_permission.go
+++ b/model/sca_auth_permission.go
@@ -43,7 +43,7 @@ func (permission *ScaAuthPermission) UnmarshalBinary(data []byte) error {
 	return json.Unmarshal(data, permission)
 }
 func (permission *ScaAuthPermission) BeforeCreate(tx *gorm.DB) (err error) {
-	userId, b := global.DB.Get("user_id")
+	userId, b := tx.Get("user_id")
 	if !b {
 		global.LOG.Error("user_id is not in global.DB")
 		return fmt.Errorf("user_id is not in global.DB")
@@ -60,7 +60,7 @@ func (permission *ScaAuthPermission) BeforeCreate(tx *gorm.DB) (err error) {
 }
 
 func (permission *ScaAuthPermission) BeforeUpdate(tx *gorm.DB) (err error) {
-	userId, b := global.DB.Get("user_id")
+	userId, b := tx.Get("user_id")
 	if !b {
 		global.LOG.Error("user_id is not in global.DB")
 		return fmt.Errorf("user_id is not in global.DB")
diff --git a/model/sca_auth_role.go b/model/sca_auth_role.go
index 60027d5..2f810a5 100644
--- a/model/sca_auth_role.go
+++ b/model/sca_auth_role.go
@@ -36,7 +36,7 @@ func (role *ScaAuthRole) UnmarshalBinary(data []byte) error {
 }
 
 func (role *ScaAuthRole) BeforeCreate(tx *gorm.DB) (err error) {
-	userId, b := global.DB.Get("user_id")
+	userId, b := tx.Get("user_id")
 	if !b {
 		creator := "system"
 		role.CreatedBy = &creator
@@ -54,7 +54,7 @@ func (role *ScaAuthRole) BeforeCreate(tx *gorm.DB) (err error) {
 }
 
 func (role *ScaAuthRole) BeforeUpdate(tx *gorm.DB) (err error) {
-	userId, b := global.DB.Get("user_id")
+	userId, b := tx.Get("user_id")
 	if !b {
 		creator := "system"
 		role.CreatedBy = &creator
diff --git a/model/sca_auth_user.go b/model/sca_auth_user.go
index 71ae7f1..b80b658 100644
--- a/model/sca_auth_user.go
+++ b/model/sca_auth_user.go
@@ -46,7 +46,7 @@ func (user *ScaAuthUser) UnmarshalBinary(data []byte) error {
 	return json.Unmarshal(data, user)
 }
 func (user *ScaAuthUser) BeforeCreate(tx *gorm.DB) (err error) {
-	userId, b := global.DB.Get("user_id")
+	userId, b := tx.Get("user_id")
 	if !b {
 		creator := "system"
 		user.CreatedBy = &creator
@@ -64,7 +64,7 @@ func (user *ScaAuthUser) BeforeCreate(tx *gorm.DB) (err error) {
 }
 
 func (user *ScaAuthUser) BeforeUpdate(tx *gorm.DB) (err error) {
-	userId, b := global.DB.Get("user_id")
+	userId, b := tx.Get("user_id")
 	if !b {
 		creator := "system"
 		user.CreatedBy = &creator
diff --git a/model/sca_auth_user_device.go b/model/sca_auth_user_device.go
index e91129a..c73a07a 100644
--- a/model/sca_auth_user_device.go
+++ b/model/sca_auth_user_device.go
@@ -38,7 +38,7 @@ func (*ScaAuthUserDevice) TableName() string {
 }
 
 func (device *ScaAuthUserDevice) BeforeUpdate(tx *gorm.DB) (err error) {
-	userId, b := global.DB.Get("user_id")
+	userId, b := tx.Get("user_id")
 	if !b {
 		global.LOG.Error("user_id is not found in global.DB")
 		return fmt.Errorf("user_id is not found in global.DB")
diff --git a/model/sca_auth_user_social.go b/model/sca_auth_user_social.go
index 138122d..bb302b2 100644
--- a/model/sca_auth_user_social.go
+++ b/model/sca_auth_user_social.go
@@ -29,7 +29,7 @@ func (*ScaAuthUserSocial) TableName() string {
 }
 
 func (social *ScaAuthUserSocial) BeforeUpdate(tx *gorm.DB) (err error) {
-	userId, b := global.DB.Get("user_id")
+	userId, b := tx.Get("user_id")
 	if !b {
 		global.LOG.Error("user_id is not found in global.DB")
 		return fmt.Errorf("user_id is not found in global.DB")
diff --git a/model/sca_comment_likes.go b/model/sca_comment_likes.go
new file mode 100644
index 0000000..32fd331
--- /dev/null
+++ b/model/sca_comment_likes.go
@@ -0,0 +1,12 @@
+package model
+
+// ScaCommentLikes 评论点赞表
+type ScaCommentLikes struct {
+	Id        int64  `gorm:"column:id;type:bigint(20);primary_key" json:"id"`
+	UserId    string `gorm:"column:user_id;type:varchar(20);comment:用户ID;NOT NULL" json:"user_id"`
+	CommentId int64  `gorm:"column:comment_id;type:bigint(20);comment:评论ID" json:"comment_id"`
+}
+
+func (like *ScaCommentLikes) TableName() string {
+	return "sca_comment_likes"
+}
diff --git a/model/sca_comment_reply.go b/model/sca_comment_reply.go
new file mode 100644
index 0000000..1ebcd26
--- /dev/null
+++ b/model/sca_comment_reply.go
@@ -0,0 +1,39 @@
+package model
+
+import (
+	"gorm.io/gorm"
+	"time"
+)
+
+// ScaCommentReply 评论表
+type ScaCommentReply struct {
+	Id          int64     `gorm:"column:id;type:bigint(20);primary_key;AUTO_INCREMENT;comment:主键id" json:"id"`
+	UserId      string    `gorm:"column:user_id;type:varchar(20);comment:评论用户id" json:"user_id"`
+	TopicId     string    `gorm:"column:topic_id;type:varchar(20);comment:评论话题id" json:"topic_id"`
+	TopicType   int       `gorm:"column:topic_type;type:int(11);comment:话题类型" json:"topic_type"`
+	Content     string    `gorm:"column:content;type:longtext;comment:评论内容" json:"content"`
+	CommentType int       `gorm:"column:comment_type;type:int(11);comment:评论类型 0评论 1 回复" json:"comment_type"`
+	ReplyId     string    `gorm:"column:reply_id;type:varchar(20);comment:回复目标id" json:"reply_id"`
+	ReplyUser   string    `gorm:"column:reply_user;type:varchar(20);comment:回复人id" json:"reply_user"`
+	Username    string    `gorm:"column:username;type:varchar(20);comment:评论用户昵称" json:"username"`
+	Avatar      string    `gorm:"column:avatar;type:longtext;comment:评论用户头像" json:"avatar"`
+	Author      int       `gorm:"column:author;type:int(11);comment:评论回复是否作者  0否 1是" json:"author"`
+	Likes       int64     `gorm:"column:likes;type:bigint(20);comment:点赞数" json:"likes"`
+	ReplyCount  int64     `gorm:"column:reply_count;type:bigint(20);comment:回复数量" json:"reply_count"`
+	PicUrls     string    `gorm:"column:pic_urls;type:longtext;comment:图片链接" json:"pic_urls"`
+	CreatedTime time.Time `gorm:"column:created_time;type:datetime;default:CURRENT_TIMESTAMP;comment:创建时间" json:"created_time"`
+	UpdateTime  time.Time `gorm:"column:update_time;type:datetime;default:CURRENT_TIMESTAMP;comment:更新时间" json:"update_time"`
+	Deleted     int       `gorm:"column:deleted;type:int(11);default:0;comment:是否删除 0未删除 1 已删除" json:"deleted"`
+	CreatedBy   string    `gorm:"column:created_by;type:varchar(32);comment:创建人" json:"created_by"`
+	UpdateBy    string    `gorm:"column:update_by;type:varchar(32);comment:更新人" json:"update_by"`
+}
+
+func (comment *ScaCommentReply) TableName() string {
+	return "sca_comment_reply"
+}
+
+// BeforeCreate 创建前回调
+func (comment *ScaCommentReply) BeforeCreate(tx *gorm.DB) (err error) {
+	comment.CreatedBy = comment.UserId
+	return nil
+}