A:数据库初始化，并增加User表示例

rear/internal/model/base.go

@@ -0,0 +1,15 @@
+package model
+
+import (
+	"gorm.io/gorm"
+	"time"
+)
+
+// BaseModel 基础模型，包含通用字段
+type BaseModel struct {
+	ID        uint           `gorm:"primaryKey" json:"id"`
+	CreatedAt time.Time      `json:"created_at"`
+	UpdatedAt time.Time      `json:"updated_at"`
+	DeletedAt gorm.DeletedAt `gorm:"index" json:"-"`
+	IsDeleted bool           `json:"is_deleted"`
+}