Readme: Cleanup in inital setup area
First setup: added Python webserver to serve the created images for easy deployment in Proxmox
CacheAndRepo: Alpine will now always use Default repo for rootfs/core since the download methode in Distrobuilder has changed
"FirstSetup": now installes go form official website
CT ElkarbackupALP: New use old stable repo(3.15) for php7 since is is obeleted in 3.16
CT HeimdallCT: Switched to php8 and when git cloing using 2.x branch instead of master