[hw-8] add: repo layer

comments/infra/repository/sqlc/models.go

@@ -0,0 +1,17 @@
+// Code generated by sqlc. DO NOT EDIT.
+// versions:
+//   sqlc v1.29.0
+
+package sqlc
+
+import (
+	"github.com/jackc/pgx/v5/pgtype"
+)
+
+type Comment struct {
+	ID        int64
+	UserID    int64
+	Sku       int64
+	Text      string
+	CreatedAt pgtype.Timestamp
+}