How about hiring a group of programmers to port the textures, blocks, etc. to Minecraft Bedrock like they did with Minas Tirith, the reason I'm making this post is because I saw that you're making Mordor and I love Mordor, I truly admire Mordor and my favorite character from Lord of the Rings is...
In the last 3 years since I joined this server, 5 projects have been completed, of those 5 projects, only 2 are new locations the other 3 being Revamps.
And of the current active projects all but one of them is a Revamp.
My Solution
I would like to propose a new system for when projects are...