chore: init zk-kit.circom repository

[cedoor]

This PR initializes a new repo for hosting Circom circuits, copying the circuits from the ZK-Kit repository as part of a new structure of the ZK-Kit packages. ZK-Kit will have a repository per language.

Re privacy-scaling-explorations/zk-kit#282

[0xjei]

the utils package circuit aren't building from compile root script. Got the following error:

[@zk-kit/utils.circom]: Process started
[@zk-kit/utils.circom]: ===| Compiling the circuit |===
[@zk-kit/utils.circom]: Error: No such circuit in ./circuits.json

[cedoor]

the utils package circuit aren't building from compile root script. Got the following error:

I should have solved it! Let me know 👍🏽

[0xjei]

the utils package circuit aren't building from compile root script. Got the following error:

I should have solved it! Let me know 👍🏽

yes, works fine - thank you for the quick fix

[0xjei]

amazing, makes sense to have one package per circuit - the configs are lit, just a few nits!

[cedoor]

amazing, makes sense to have one package per circuit - the configs are lit, just a few nits!

Thank you so much! Applied all changes you suggested 👍🏽