label image
fix labeling
remove -'s from vars

Change-Id: I7188c4e478f2c3cd8d59a5a2161ad6e915d6f933
diff --git a/Dockerfile.xos-gui-extension-builder b/Dockerfile.xos-gui-extension-builder
index 523e69c..a8c572f 100644
--- a/Dockerfile.xos-gui-extension-builder
+++ b/Dockerfile.xos-gui-extension-builder
@@ -2,6 +2,23 @@
 
 FROM node:argon
 
+# Label image
+ARG org_label_schema_schema_version=1.0
+ARG org_label_schema_name=xos-gui-extension-builder
+ARG org_label_schema_version=unknown
+ARG org_label_schema_vcs_url=unknown
+ARG org_label_schema_vcs_ref=unknown
+ARG org_label_schema_build_date=unknown
+ARG org_opencord_vcs_commit_date=unknown
+
+LABEL org.label-schema.schema-version=$org_label_schema_schema_version \
+      org.label-schema.name=$org_label_schema_name \
+      org.label-schema.version=$org_label_schema_version \
+      org.label-schema.vcs-url=$org_label_schema_vcs_url \
+      org.label-schema.vcs-ref=$org_label_schema_vcs_ref \
+      org.label-schema.build-date=$org_label_schema_build_date \
+      org.opencord.vcs-commit-date=$org_opencord_vcs_commit_date
+
 # Set environment vars
 ENV CODE_SOURCE .
 ENV CODE_DEST /var/www