Script OpenWRT

[OdoMarTus]

Hi.
Could you point out, help, add two options to your script:

1. selection of where to download the OpenWRT image from:
   a. openwrt.org - as before
   b. eko.one.pl - another, Polish-language image service
   [URL to the latest version:
   https://dl.eko.one.pl/luci/openwrt-23.05/x86/64/luci-23.05-snapshot-r24111-5332351821-x86-64-generic-ext4-combined.img.gz]
2. selection of the target system disk size:
   a. previous
   b. other - entered manually, or e.g. of the size:
   *512MB
   *1GB