app/imageoper, app/maindb: one image - one arch; app/storage: blob to name subdir

app/storage/store.go

@@ -0,0 +1,27 @@
+/*
+ * Copyright 2026 Oleg Borodin <onborodin@gmail.com>
+ *
+ * This work is published and licensed under a Creative Commons
+ * Attribution-NonCommercial-NoDerivatives 4.0 International License.
+ *
+ * Distribution of this work is permitted, but commercial use and
+ * modifications are strictly prohibited.
+ */
+package storage
+
+import (
+	"mstore/app/logger"
+)
+
+type Storage struct {
+	basepath string
+	logg     *logger.Logger
+}
+
+func NewStorage(basepath string) *Storage {
+	res := &Storage{
+		basepath: basepath,
+	}
+	res.logg = logger.NewLoggerWithSubject("storage")
+	return res
+}