Update docs

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Alexey 2020-05-22 13:50:12 +03:00
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@ -130,3 +130,13 @@ and to @jbaylina for awesome [Circom](https://github.com/iden3/circom) & [Websna
1. `cp .env.example .env`
1. `npm run migrate:dev`
1. `node minimal-demo.js`
## Emulate MPC trusted setup ceremony
```bash
cargo install zkutil
npx circom circuits/withdraw.circom -o build/circuits/withdraw.json
zkutil setup -c build/circuits/withdraw.json -p build/circuits/withdraw.params
zkutil export-keys -c build/circuits/withdraw.json -p build/circuits/withdraw.params -r build/circuits/withdraw_proving_key.json -v build/circuits/withdraw_verification_key.json
zkutil generate-verifier -p build/circuits/withdraw.params -v build/circuits/Verifier.sol
sed -i -e 's/pragma solidity \^0.6.0/pragma solidity 0.5.17/g' ./build/circuits/Verifier.sol
```