feat(storage): support signed read options and local byte ranges

examples/signedRead/main_test.go

@@ -0,0 +1,9 @@
+package main
+
+import "testing"
+
+func TestSignedReadHTTP(t *testing.T) {
+	if err := run(true); err != nil {
+		t.Fatal(err)
+	}
+}