chore: init PKGBUILD

Signed-off-by: Elijah Conners <business@elijahpepe.com>

PKGBUILD

@@ -0,0 +1,29 @@
+# Maintainer: Exzap <13877693+Exzap@users.noreply.github.com>
+
+# This needs to be changed to a new name since Cemu is already taken on the AUR.
+pkgname=cemu
+pkgver=2.0.0
+pkgrel=2
+pkgdesc='Software to emulate Wii U games and applications on PC'
+arch=('x86_64')
+url='https://cemu.info/'
+license=('mpl-2.0')
+depends=('gtk' 'vulkan-icd-loader')
+makedepends=('cmake' 'extra-cmake-modules' 'git' 'ninja' 'libsecret' 'libgcrypt' 'systemd-libs' 'freeglut' 'clang')
+source=("https://github.com/cemu-project/Cemu/releases/download/$pkgver/Cemu-$pkgver.tar.gz")
+
+build() {
+    mkdir build && cd build
+    cmake .. \
+        -DCMAKE_BUILD_TYPE= \
+        -DCMAKE_C_COMPILER=/usr/bin/clang-12 \
+        -DCMAKE_CXX_COMPILER=/usr/bin/clang++-12 \
+        -G \
+        Ninja \
+        -DCMAKE_MAKE_PROGRAM=/usr/bin/ninja
+    ninja
+}
+
+package() {
+    cmake --install .
+}