feat: file permission.

models/default_admin.go

@@ -0,0 +1,33 @@
+package models
+
+import (
+	"errors"
+
+	"gorm.io/gorm"
+)
+
+const (
+	defaultAdminUsername = "admin"
+	defaultAdminPassword = "123456"
+)
+
+func EnsureDefaultAdmin(db *gorm.DB) error {
+	var user User
+	err := db.Where("username = ?", defaultAdminUsername).First(&user).Error
+	if err == nil {
+		return nil
+	}
+	if !errors.Is(err, gorm.ErrRecordNotFound) {
+		return err
+	}
+
+	admin := User{
+		Username:   defaultAdminUsername,
+		Password:   defaultAdminPassword,
+		Role:       UserRoleSuperAdmin,
+		FlavorType: UserFlavorAll,
+		IsActive:   true,
+	}
+
+	return db.Create(&admin).Error
+}