Build zkeys in parallel

[NicoSerranoP]

Prerequisites

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Motivation

The zkey building process could be time consuming if the circuit are large.

Details

We could use a Promise.all([ ... ]) or something similar to build the .zkeys in parallel rather than sequentially. Remember that we need all zkeys for the next steps of the setup process.

p0tion/packages/phase2cli/src/commands/setup.ts

Line 547 in 085b794

await zKey.newZKey(

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