link how to flash page from build guides

_includes/customize_keyboard.md

@@ -47,6 +47,8 @@ The 3x5 keyboards (Skeletyl, Charybdis Nano) come flashed with [Miryoku](https:/
 
 You can find the latest **default images** for all Bastard Keyboards in the release section of the [BastardKB QMK fork](https://github.com/Bastardkb/bastardkb-qmk/releases).
 
+You can find instructions on **how to flash your keyboard** with a new image here: [flashing][How to flash your keyboard].
+
 ## Using VIA
 
 All Bastard Keyboards come flashed with VIA. You can open the [VIA Web Interface through use.via.app](https://usevia.app/). At the moment, only WebHID-enabled browsers work (eg. Chrome and Chromium-based).
@@ -61,11 +63,12 @@ Through VIA, you can customize:
 
 ## Using QMK
 
-For how to flash your keyboard, take a look at the [readme on the BKB QMK Fork](https://github.com/Bastardkb/bastardkb-qmk).
+For how to flash your keyboard, take a look at the [how to flash your keyboard page][flashing].
 
 For **advanced customization of the Charybdis and Charybdis Nano**, take a look at the [customize page][customize].
 
 ---
 
 [customize]: {{site.baseurl}}/fw/charybdis-features.html
-[keymaps]: {{site.baseurl}}/fw/default-keymaps.html
+[keymaps]: {{site.baseurl}}/fw/default-keymaps.html
+[flashing]: {{site.baseurl}}/fw/flashing.html

fw/flashing.md

@@ -10,7 +10,11 @@ parent: Firmware
 1. TOC
 {:toc}
 
-# Flashing
+# Introduction
+
+There are 2 ways of customizing your Bastard Keyboard:
+- using VIA through a web interface
+- flashing your own firmware
 
 *Flashing* refers to writing a new firmware binary onto a controller. This article will describe the process and the various ways of initiating it.
 
@@ -23,13 +27,20 @@ A note about the TRS/TRRS cable: It does not disturb the flashing process and ca
 
 To flash your new image, you will need to go through a few steps:
 
-- compile your own firmware (not covered in this article), or get it from the BKB firmware [releases][releases]
+- source your own firmware
 - put the keyboard into bootloader mode
 - copy the image to the USB drive
 - (if needed) flash the other hand
 
 Below is detailed the exact procedure to follow. You need to flash either the right side only, or the right and left side separately - this is also detailed below.
 
+Sourcing your firmware can be done in a couple ways:
+
+// TODO fix link build?
+
+- downloading it from the [release section on github][releases]
+- build your own firmware, [detailed here][build]
+
 # Bootloader
 
 The first step is to put your keyboard into bootloader mode. During this time it will not function as a keyboard, but it will be ready to receive new firmware.
@@ -117,7 +128,7 @@ Unplug the USB connector and connect the other side, and then repeat the procedu
 If you use the `QK_BOOT` method, please note that your layout may now be mirrored! This is normal, ignore it and plug the USB back into the right side.
 
 ---- 
-
+[build]: https://github.com/Bastardkb/bastardkb-qmk?tab=readme-ov-file#building-from-source-advanced
 [releases]: https://github.com/Bastardkb/bastardkb-qmk/releases
 [keymaps]: {{site.baseurl}}/fw/default-keymaps.html
 [splitkb-whentoflash]: https://docs.splitkb.com/hc/en-us/articles/360011949679-When-do-I-need-to-flash-my-microcontroller