[Keyboard] Add Kuro65 keyboard (#20122)

Co-authored-by: jack <0x6a73@protonmail.com>
Co-authored-by: Less/Rikki <86894501+lesshonor@users.noreply.github.com>

keyboards/kuro/kuro65/readme.md

@@ -0,0 +1,41 @@
+# Kuro 65
+A 65% keyboard with an ISO layout, which fits the TOFU65 case (and similar) by KBDFans.
+
+Keyboard maintainer: [0x544D](https://github.com/0x544D)
+
+Hardware availability: [0x544D/kuro65](https://github.com/0x544D/kuro65)
+
+## Features
+
+- Hot-swappable ISO layout
+- Per key RGB LED (south facing)
+- VIA compatible
+- USB-C connector
+- Reset button on the back of the PCB
+- Compatible with TOFU65 and similar cases 
+
+## Pictures
+
+![kuro65_pcb](https://i.imgur.com/m5KoeQwh.jpg)
+
+![kuro65_case](https://i.imgur.com/jmoACMSh.jpg)
+
+## Building the firmware
+
+Make example for this keyboard (after setting up your build environment):
+
+    make kuro/kuro65:default
+
+Flashing example for this keyboard:
+
+    make kuro/kuro65: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 top-left key (ESC) and plug in the keyboard.
+* **Physical reset button**: Briefly press the button on the back of the PCB.
+* **Keycode in layout**: Press the key mapped to `QK_BOOT` if it is available. In the pre-supplied keymaps it is on the Function 2 (FN2) layer, replacing the P key.