Frankly, introducing textiles as an additional resource is good idea but you would need infrastructure to create that: at least specific fields that grow textile plants or corrals producing sheep, spinning mills and weaving mills. Adding new resource types remains a challenge as if would affect many apsects of game play. A while ago I started suggesting to add water as a resource as this could create particluar situations and game challenges in those desert oasis maps. see also
and also a bit further down this discussion we go ntinot he subject of water as a resource and how it could look like in gameplay:
You updated the maps, but I didn't sign them. Each release has to be signed. Else it does that. I'd recommend against ticking the make release live when uploading a file.