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pezkuwi-subxt/prdoc/pr_4027.prdoc
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Andrei Sandu 2dfe5f745c Runtime API: introduce candidates_pending_availability (#4027)
Fixes https://github.com/paritytech/polkadot-sdk/issues/3576

Required by elastic scaling collators.
Deprecates old API: `candidate_pending_availability`.

TODO:
- [x] PRDoc

---------

Signed-off-by: Andrei Sandu <andrei-mihail@parity.io>
2024-04-12 10:50:13 +00:00

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title: Add `candidates_pending_availability` Runtime API
doc:
- audience: "Node Dev"
description: |
This new API retrieves all `CommittedCandidateReceipts` of all candidates pending availability
for a parachain at a given relay chain block number. It is required by collators that make use
of elastic scaling capability in the context of PoV recovery and block import. The old API
`candidate_pending_availability` is now deprectated and will be removed in the future.
crates:
- name: polkadot-node-core-runtime-api
bump: minor
- name: polkadot-node-subsystem-types
bump: minor
- name: polkadot-node-subsystem-util
bump: minor
- name: polkadot-primitives
bump: minor
- name: polkadot-runtime-parachains
bump: minor
- name: cumulus-relay-chain-rpc-interface
bump: minor
- name: cumulus-relay-chain-minimal-node
bump: minor