Raspberry PI 4 Modular NAS, Case, Server, Housing

Most of parts are on V1 so it not an 100% done project.
For software i use openmediavault
For hardware:
- 1 x RPI4 with 1gb ram
- 1 x 2.5 HDD with 7200 rpm
- 1 x USB3 to SATA adapter (very slim adapter so it can fit the case)
- 1 x an breadboard with power button an rpi gpio + 5v fuse
- 1 x power supply with 5V - 5Amps
- 1 x 12V 80 mm computer fan and a step-up converter from 5 to 12V
- 1 x Power Rocker with Switch and fuse - https://www.aliexpress.com/item/32802047471.html?spm=a