feat: delete news, tag, and category

database/tag_model.go

@@ -0,0 +1,16 @@
+package database
+
+import (
+	"time"
+)
+
+type Tag struct {
+	ID        string    `gorm:"primaryKey" json:"id"`
+	Name      string    `gorm:"not null" json:"name"`
+	Code      string    `gorm:"not null;unique" json:"code"`
+	CreatedAt time.Time `gorm:"default:CURRENT_TIMESTAMP" json:"created_at"`
+	UpdatedAt time.Time `gorm:"default:CURRENT_TIMESTAMP" json:"updated_at"`
+	DeletedAt time.Time `gorm:"default:null" json:"deleted_at"`
+
+	News []News `gorm:"many2many:news_tags" json:"news"`
+}