use relative link

kicad_AmigaAdapter/VideoSlot/V1/README.md

@@ -8,10 +8,12 @@ The main differences are:
 
 The card edge connector used is from Amiga-KiCad-Library (https://github.com/JustinBaldock/Amiga-KiCad-Library). Approximately 1mm of space is left between the fingers and the PCB edge to allow for beveling.
 
-Installation notes:
+## Assembly
+- [Interactive BOM](bom/ibom.html)
+## Installation notes
 - Set the Denise jumper according to which Denise is in your Amiga (Super Denise for 8373, Denise for 8362)
 - Orient the PCB such that the end with bracket mounting holes faces the rear of the machine
 
 
-[Interactive BOM](https://htmlpreview.github.io/?https://github.com/bissonex/RGBtoHDMI/blob/amiga_video_slot_add_bom/kicad_AmigaAdapter/VideoSlot/V1/bom/ibom.html)
+