[Keyboard] Add Crossed Keys/Keyhive Nightmare (#6796)

* initial draft of nightmare files

* fixed pins

* fixed MT keycodes

* updated READMEs

* updated title in main readme

* updated for split space

* added OPT_TAB

* fixed layer 1 keymap

* Add DEL to keymap

* Update Bootmagic pins

* Update Keymap

* Fix missing )

* Update Up arrow on keymap

* Add hosted image for Nightmare render

* Update info.json for Nightmare layout

* Resolve suggestions from drashna

* Add split space layout in nightmare.h and info.json

1 files changed, 534 insertions, 0 deletions

diff --git a/keyboards/nightmare/info.json b/keyboards/nightmare/info.json
new file mode 100644
index 000000000..14e8ac647
--- /dev/null
+++ b/keyboards/nightmare/info.json
@@ -0,0 +1,534 @@
+{
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+    "url": "https://keyhive.xyz/shop/nightmare-pcb-and-case",
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+}
\ No newline at end of file