rauc: Let the package handle the rauc-mark-good.service

Change-Id: Icfb4d0cec9dbde20e057218cb776bd558d1eb030
diff --git a/package/czechlight-rauc/czechlight-rauc.mk b/package/czechlight-rauc/czechlight-rauc.mk
index 300379f..29ad5de 100644
--- a/package/czechlight-rauc/czechlight-rauc.mk
+++ b/package/czechlight-rauc/czechlight-rauc.mk
@@ -69,6 +69,9 @@
 		-e "s|CZECHLIGHT_RAUC_SLOT_B_ROOTFS_DEV|$(call qstrip,$(CZECHLIGHT_RAUC_SLOT_B_ROOTFS_DEV))|" \
 		-e "s|CZECHLIGHT_RAUC_SLOT_B_CFG_DEV|$(call qstrip,$(CZECHLIGHT_RAUC_SLOT_B_CFG_DEV))|" \
 		$(TARGET_DIR)/etc/rauc/system.conf
+	$(INSTALL) -D -m 0644 $(BR2_EXTERNAL_CZECHLIGHT_PATH)/package/czechlight-rauc/rauc-mark-good.service \
+		$(TARGET_DIR)/usr/lib/systemd/system/
+	ln -sf ../rauc-mark-good.service $(TARGET_DIR)/usr/lib/systemd/system/multi-user.target.wants/
 endef
 
 $(eval $(generic-package))
diff --git a/package/czechlight-rauc/rauc-mark-good.service b/package/czechlight-rauc/rauc-mark-good.service
new file mode 100644
index 0000000..ae0ab6d
--- /dev/null
+++ b/package/czechlight-rauc/rauc-mark-good.service
@@ -0,0 +1,11 @@
+[Unit]
+Description=RAUC Good-marking Service
+ConditionKernelCommandLine=|rauc.slot
+After=sysrepod.service netopeer2-server.service
+Requires=sysrepod.service netopeer2-server.service
+
+[Service]
+ExecStart=/usr/bin/rauc status mark-good
+
+[Install]
+WantedBy=multi-user.target