Nightly build fix

APT packaging fixes

- Adopt nightly versioning to be parsed
- Fix binary source path for release builds

Improve unstable build versioning

Use timestamp as bugfix version, as we would have the same version number in all builds until the version tag gets updated

packaging/scripts/postinstall.sh

@@ -21,6 +21,8 @@ if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ] || [ "$1" = "abort-decon
 		systemctl --system daemon-reload >/dev/null || true
 		if [ -n "$2" ]; then
 			deb-systemd-invoke try-restart evcc.service >/dev/null || true
+		else
+			deb-systemd-invoke start evcc.service >/dev/null || true
 		fi
 	fi
 fi