[Keyboard] Add PetruziaMini (#23201)

* Uploading the PetruziaMini

My first try on uploading somethings on github. Hoping it works, this is my handwired PetruziaMini. I don't know if it will be visible on qmk configurator now

* 36 key hhbk inspired kb

* Required changes done

I compiled it locally and works

* Last changes requested

Added a imgur image (first time using, hoping i did it right) and summarized the description as requeste

* Fixed imegur link

* Ops, i've lost this. Here it comes

Thanks for helping! I'll take notes for next time :)

1 files changed, 26 insertions, 0 deletions

diff --git a/keyboards/handwired/petruziamini/readme.md b/keyboards/handwired/petruziamini/readme.md
new file mode 100644
index 0000000000..1b303c49c6
--- /dev/null
+++ b/keyboards/handwired/petruziamini/readme.md
@@ -0,0 +1,26 @@
+# PetruziaMini
+
+![PetruziaMini](https://i.imgur.com/uk2BSazh.jpeg)
+
+36 key ortholinear keyboard intended to be mapped as a split keyboard.
+
+* Keyboard Maintainer: [LLLKST](https://github.com/LLLKST)
+* Hardware Supported: *promicro compatible controller*
+* Hardware Availability: [Aliexpress Pro Micro](https://www.aliexpress.us/item/3256805781371913.html)
+
+
+Make example for this keyboard (after setting up your build environment):
+
+    make handwired/petruziamini:default
+
+Flashing example for this keyboard:
+
+    make handwired/petruziamini: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 with:
+
+* **Keycode in layout**: Press the key mapped to `QK_BOOT` (3,5) + (0,1) in the matrix
\ No newline at end of file