Interface ProposalRefinementStore<TProposal>

interface ProposalRefinementStore<
    TProposal extends CanonicalProposal = CanonicalProposal,
> {
    get(
        scope: Readonly<ProposalRefinementScope>,
        proposalId: string,
    ): MaybePromise<ProposalSourceSnapshot<TProposal> | null>;
    begin(
        scope: Readonly<ProposalRefinementScope>,
        expectedSources: readonly ProposalSourceExpectation[],
    ): MaybePromise<ProposalRefinementTransaction<TProposal>>;
}