0.35.0

Cosmos client

• Add timeout option to CometBFT clients
• Avoid unnecessary status request when connecting a Comet38Client, Tendermint37Client or Tendermint34Client
• Upgrade CosmJS types to Cosmos SDK 0.50
• Kill @cosmjs/cli to reduce maintenance burden
• Fix block result types in CometBFT clients

Modern JS

• Replace bn.js dependency with native bigints
• Modernize codebase for Node.js 20+
• Migrate away from axios to native fetch, reducing bundle size and external dependencies
• Preparation for better ES6 module support
• Replace the Node.js „crypto“ import with native crypto APIs to reduce problems with other environments
• All JS output is now ES2022

CI / tooling

• Migrate all CI jobs from CircleCI to GitHub Actions
• Migrate lint tooling to latest versions of eslint and typescript-eslint

Huge shout out to @dynst for an enoumous amount of high quality contributions to the 0.35.0 and 0.34.0 releases!