feat: add package creation and clone validation

internal/repository/paket_create_test.go

@@ -0,0 +1,18 @@
+package repository
+
+import "testing"
+
+func TestDecimalText(t *testing.T) {
+	for _, test := range []struct {
+		cents int64
+		want  string
+	}{
+		{cents: 13000000, want: "130000.00"},
+		{cents: 1, want: "0.01"},
+		{cents: 0, want: "0.00"},
+	} {
+		if got := decimalText(test.cents); got != test.want {
+			t.Fatalf("decimalText(%d)=%q want=%q", test.cents, got, test.want)
+		}
+	}
+}