Add HEALTHCHECK

Dockerfile

@@ -149,4 +149,6 @@ EXPOSE 8022
 RUN echo "$VERSION_ARG" > /run/version \
     && echo "CONTAINER_CREATE_DATETIME=\"`date`\"" >> /var/vm/openwrt_metadata.conf
 
+HEALTHCHECK --start-period=10m CMD /run/healthcheck.sh
+
 CMD ["/run/init_container.sh"]

src/healthcheck.sh

@@ -0,0 +1,10 @@
+#!/bin/sh
+
+# Check if the output contains "OpenWrt"
+if /run/qemu_qmp.sh -V | grep -q "OpenWrt"; then
+    # If "OpenWrt" is found, exit with status 0 (healthy)
+    exit 0
+else
+    # If "OpenWrt" is not found, exit with status 1 (unhealthy)
+    exit 1
+fi