original content
update 1 - refresh browser did not show update
update 2 (with plugin code space issue resolved) - this showed when refreshing browser after update 3
update 3 - fix?
update 4 - plugin code fix works, as does rewrite rules as tested by editing static file
update 5 - status 304 not modified - should change to 200 OK on browser refresh
update 6 - for edge.