Client polkadot-parachain v0.9.420 (for Polkadot v0.9.42)

This release contains the changes from v0.9.400 to v0.9.420.

Global Priority

❗️ Medium: This is a medium priority release, and you should upgrade in a timely manner.

Rust compiler versions

This release was tested against the following versions of rustc. Other versions may work.

• Rust Stable: rustc 1.69.0 (84c898d65 2023-04-16)
• Rust Nightly: rustc 1.67.0-nightly (a00f8ba7f 2022-11-15)

Database Migrations

No Database migration detected in this release.

Changes

Legend

• [C] Cumulus
• [P] Polkadot
• [S] Substrate

Client

• [S] #13684 Low - Try-runtime: run migration checks per default
• [S] #13580 Low - Support stable rust for compiling the runtime
• [S] #13799 Low - Remove deprecated batch verification
• [S] #13769 Low - Proofrecorder: implement transactional support
• [S] #13794 Low - Fix try-runtime follow-chain, try-runtime upgrade tuple te…
• [S] #13824 Low - Make blocks per request configurable
• [S] #13740 Low - Refactor(sc-executor): use wasm executor builder instead of …
• [S] #13918 Low - Unqueue invalid transactions when skipping
• [S] #13917 Low - Drain all the pending messages in the channel when `tracingu…
• [S] #13925 Low - Sc-allocator: do not panic on invalid header pointer
• [P] #7040 Low - Switch to dns name based bootnodes for rococo
• [S] #13870 Low - Refactor(cli): make some run params reusable

API

• [P] #6885 Low - Release parachain host api v4
• [S] #13630 ❗️ Medium - Bump trie-db to 0.27.1 (fix storage iteration bug + change…
• [S] #12951 Low - Deprecate currency; introduce holds and freezing into `fun…

Misc

• [P] #6884 Low - Remove duplicated arm and fix version index [✉️ XCM]
• [C] #2326 Low - Parachains should charge for proof size weight

Docker images

The docker image for this release can be found in Docker hub.
(It will be available a few minutes after the release has been published).

You may also pull it with:

docker pull parity/polkadot-parachain:latest