Add PKGBUILD for arch builds

PKGBUILD

@@ -0,0 +1,34 @@
+pkgname=goldwarden
+pkgver=0.1.1
+pkgrel=1
+pkgdesc='Goldwarden'
+arch=('x86_64')
+url="https://github.com/quexten/$pkgname"
+license=('MIT')
+makedepends=('go' 'libfido2' 'gcc' 'wayland' 'libx11' 'libxkbcommon' 'libxkbcommon-x11' 'libxcursor' 'base-devel' 'vulkan-headers')
+source=("$url/archive/refs/tags/v$pkgver.tar.gz")
+sha256sums=('7d38db887437a58758e5f183d4951cf7c4d1b099f37ff6f5e95fb98735634983')
+
+prepare(){
+  cd "$pkgname-$pkgver"
+  mkdir -p build/
+}
+
+build() {
+  cd "$pkgname-$pkgver"
+  export CGO_CPPFLAGS="${CPPFLAGS}"
+  export CGO_CFLAGS="${CFLAGS}"
+  export CGO_CXXFLAGS="${CXXFLAGS}"
+  export CGO_LDFLAGS="${LDFLAGS}"
+  export GOFLAGS="-buildmode=pie -trimpath -modcacherw"
+  export CGO_ENABLED=1
+
+  go mod tidy
+  go build -tags autofill -o build/$pkgname .
+}
+
+package() {
+  cd "$pkgname-$pkgver"
+  echo $pkgdir
+  install -Dm755 build/$pkgname "$pkgdir"/usr/bin/$pkgname
+}