Update Dockerfile

Dockerfile

@@ -6,6 +6,11 @@ ARG ARGTABLE_VER="2.13"
 ARG UNICODE_VER="2.09"
 ARG XMLTV_VER="0.5.68"
 
+# set version label
+ARG BUILD_DATE
+ARG VERSION
+LABEL build_version="Build-date:- ${BUILD_DATE}"
+
 # Environment settings
 ENV HOME="/config"