[Keyboard] Add Silhouette (#21025)

Co-authored-by: jack <0x6a73@protonmail.com>
Co-authored-by: Joel Challis <git@zvecr.com>
Co-authored-by: Ryan <fauxpark@gmail.com>
Co-authored-by: Drashna Jaelre <drashna@live.com>
Co-authored-by: Wolf <contact@vwolf.be>

keyboards/wolf/silhouette/readme.md

@@ -0,0 +1,23 @@
+# Silhouette
+
+![Silhouette](https://i.imgur.com/x5Wo7t1h.jpeg)
+
+The following is the QMK Firmware for the Silhouette PCB.
+
+* Keyboard Maintainer: [Wolf](https://github.com/ToastyStoemp)
+* Hardware Supported: Silhouette PCB
+* Hardware Availability: https://beacons.ai/chamchi
+
+Make example for this keyboard (after setting up your build environment):
+
+    make wolf/silhouette:default
+
+Flashing example for this keyboard:
+
+    make wolf/silhouette:default:flash
+
+
+See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
+
+## Bootloader Enter the bootloader in 3 ways: 
+* **Bootmagic reset**: Hold down the key ESC key and plug in the keyboard (Top Left most switch)