Cheesy garlic bread

Ingredients ⁣⁣
Dough:⁣⁣⁣
350 g bread flour⁣⁣⁣
15 g sugar⁣⁣⁣
15 g milk powder (optional)⁣⁣⁣
7 g instant retained yeast⁣⁣⁣
7 g salt⁣⁣⁣
200 g whole milk temperature⁣⁣⁣
1 large egg ⁣⁣⁣
60g unsalted butter, softened and diced⁣⁣⁣
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Filling:⁣⁣⁣
200g grated mozzarella (can also use slab mozzarella or diced cheese)⁣⁣⁣
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Garlic oil:⁣⁣⁣
60 g butter⁣⁣⁣
2 large garlic cloves, minced ⁣⁣⁣
1-2 tablespoons fresh parsley, chopped⁣⁣⁣
A pinch of salt⁣⁣⁣