fix: update to new build system; install generated pc

PKGBUILD

@@ -2,13 +2,13 @@
 
 pkgname=vapoursynth-plugin-vship-cuda-git
 pkgrel=1
-pkgver=5.0.2.40.g093273d
+pkgver=5.1.0.14.g5975d8b
 pkgdesc="Plugin for Vapoursynth: vship for nvidia gpus (GIT version)"
 arch=('x86_64')
 url='https://codeberg.org/Line-fr/Vship'
 license=('MIT')
-depends=('cuda')
-makedepends=('git' 'gcc15')
+depends=('nvidia-utils' 'libgcc' 'libstdc++' 'glibc')
+makedepends=('git' 'gcc15' 'cuda')
 optdepends=('vapoursynth: vapoursynth plugin usage')
 provides=("vapoursynth-plugin-vship" "libvship")
 conflicts=("vapoursynth-plugin-vship" "libvship")
@@ -25,7 +25,11 @@ build() {
   cd "$srcdir/vship"
   export PATH="/opt/cuda/bin:$PATH"
 
-  make buildcuda CUDA_CCBIN=gcc-15 CXXFLAGS=""
+  unset CXXFLAGS LDFLAGS
+
+  make build BACKEND=Cuda CUDA_CCBIN=gcc-15 \
+    LDFLAGS="-Xlinker -z -Xlinker relro -Xlinker -z -Xlinker now"
+  make genpkgConfig PREFIX=/usr
 }
 
 pkgver() {
@@ -42,4 +46,6 @@ package(){
 
   install -Dm644 src/VshipAPI.h "$pkgdir/usr/include/VshipAPI.h"
   install -Dm644 src/VshipColor.h "$pkgdir/usr/include/VshipColor.h"
+
+  install -Dm644 libvship.pc "$pkgdir/usr/lib/pkgconfig/libvship.pc"
 }