一阶段ok

internal/store/stores.go

@@ -0,0 +1,31 @@
+package store
+
+import (
+	"mail_go/internal/db"
+
+	"gorm.io/gorm"
+)
+
+// Stores aggregates all store interfaces for convenient access.
+type Stores struct {
+	Users       UserStore
+	Mails       MailStore
+	Domains     DomainStore
+	Attachments AttachmentStore
+}
+
+// NewStores creates a new Stores instance with all GORM-backed implementations.
+func NewStores(database *gorm.DB) *Stores {
+	return &Stores{
+		Users:       newUserStore(database),
+		Mails:       newMailStore(database),
+		Domains:     newDomainStore(database),
+		Attachments: newAttachmentStore(database),
+	}
+}
+
+// Ensure models are referenced (prevents unused import errors).
+var _ = db.User{}
+var _ = db.Domain{}
+var _ = db.Message{}
+var _ = db.Attachment{}