[Suggestion] Super simple KodaMinter

[yangwao]

As current Koda has fast experimental development and breaking stuff, would be nice have dedicated minting experience site.

Ref

• https://github.com/tqtezos/minter-sdk
• https://github.com/kodadot/packages/tree/main/minimark
• https://github.com/kodadot/packages/tree/main/minipfs
• https://github.com/kodadot/sub-scaffold/issues/51