Add postfix openrc service

openrc/postfix/APKBUILD

@@ -0,0 +1,22 @@
+# Contributor: Alex Denes <caskd@redxen.eu>
+# Maintainer: Alex Denes <caskd@redxen.eu>
+pkgname=redxen-openrc-postfix
+pkgver=2020.12.10
+pkgrel=0
+pkgdesc="Postfix OpenRC service files"
+url="https://git.redxen.eu/RedXen"
+arch="noarch"
+license="none"
+depends="openrc postfix-openrc redxen-config-postfix"
+options="!check"
+source="
+	conffile
+"
+builddir="$srcdir"
+
+package() {
+	mkdir -p "$pkgdir"/etc/init.d
+	ln -s postfix "$pkgdir"/etc/init.d/postfix.redxen
+	install -Dm644 conffile "$pkgdir"/etc/conf.d/postfix.redxen
+}
+sha512sums="cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e  conffile"