fix: permissions for script

packaging/archlinux/PKGBUILD

@@ -35,5 +35,7 @@ build() {
 package() {
     DESTDIR="$pkgdir" cmake --install build
     # create forwarding script
-    echo "cd /opt/linux-wallpaperengine; ./linux-wallpaperengine \$*" > /usr/bin/linux-wallpaperengine
+    echo "#!/bin/bash" > /usr/bin/linux-wallpaperengine
+    echo "cd /opt/linux-wallpaperengine; ./linux-wallpaperengine \$*" >> /usr/bin/linux-wallpaperengine
+    chmod +x /usr/bin/linux-wallpaperengine
 }