Hey Phroi, thanks!
Yes, the dev team has switched the network to mainnet for final testing.
Yup, of course, we are glad to have you test the entire process.
Here is the link: https://ckb-fund-dao-ui.vercel.app
Once you are registered, please send me the wallet address and DID. I’ll forward them to the dev team so they can add you as a temporary steward team member 
Best,
Haoyang