add package that install signing key into pacman

PKGBUILD

@@ -1,11 +1,15 @@
 pkgbase=mkessler
-pkgname=(mkessler-base mkessler-xmonad mkessler-x mkessler-audio mkessler-software mkessler-print mkessler-locale mkessler-desktop mkessler-devel)
-pkgver=0.5
+pkgname=(mkessler-base mkessler-xmonad mkessler-x mkessler-audio mkessler-software mkessler-print mkessler-locale mkessler-desktop mkessler-devel mkessler-signing-key)
+pkgver=0.6
 pkgrel=1
 pkgdesc="Base system configuration for mkessler systems"
 arch=('any')
 license=('MIT')
 groups=(mkessler)
+url="https://gitlab.com/kesslermaximilian/arch-pkgs"
+
+source=(https://mkessler-arch.maximilian-kessler.de/signing-key.asc)
+b2sums=(b0e1a6bc60f99bdda99dd053ef869a9f3f899ced7a4b23db3718baaee374375ca4013ac3eab2eb3ef6d645083722f9305c484661cd1246f6ec2e3bf62dbf95a4)
 
 package_mkessler-base() {
   # Base packages
@@ -100,3 +104,11 @@ package_mkessler-devel() {
   # python
   depends+=(python python-pip)
 }
+
+package_mkessler-signing-key() {
+  # Install this package after pacman to ensure that its keyring is initialized
+  depends=(pacman)
+
+
+  install=mkessler-signing-key.install
+}

mkessler-signing-key.install

@@ -0,0 +1,4 @@
+post_install() {
+  pacman-key --import signing_key.asc
+  pacman-key --lsign B419CDA93D7544F8214B3216A23D90C2433DAFBC
+}