debian: bump version and add build script

scripts/build-debs.sh

@@ -0,0 +1,34 @@
+#!/bin/sh
+
+set -ex
+
+debuild_args="$@"
+
+if [ -z "$BUILD_ID" ]; then
+	BUILD_ID=1
+fi
+
+build_and_publish_package() {
+	dir="$1"
+	distro="$2"
+	ppa="$3"
+
+	cd $dir
+
+	git checkout -- debian/changelog
+
+	# Bump the current version by a minor number. Having the distro parse
+	# at the end with current date, git rev and build id will do the rest.
+	new_base_version=$(dpkg-parsechangelog --show-field Version).1
+	dch --newversion "$new_base_version~$(date +%Y%m%d).$BUILD_ID.$distro.$(git rev-parse --short HEAD)" \
+		-D "$distro" "Nightly release"
+
+	debuild -S -sa -I "$debuild_args"
+	cd ..
+	dput "$ppa" *.changes
+}
+
+top_dir="$PWD"
+
+build_and_publish_package "$top_dir" xenial "ppa:morphis/anbox-support"
+build_and_publish_package "$top_dir" bionic "ppa:morphis/anbox-support"