feat: initialize Kurdistan SDK - independent fork of Polkadot SDK

substrate/frame/staking-async/runtime-api/Cargo.toml

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+[package]
+name = "pallet-staking-async-runtime-api"
+version = "14.0.0"
+authors.workspace = true
+edition.workspace = true
+license = "Apache-2.0"
+homepage.workspace = true
+repository.workspace = true
+description = "RPC runtime API for transaction payment FRAME pallet"
+readme = "README.md"
+
+[lints]
+workspace = true
+
+[package.metadata.docs.rs]
+targets = ["x86_64-unknown-linux-gnu"]
+
+[dependencies]
+codec = { features = ["derive"], workspace = true }
+sp-api = { workspace = true }
+sp-staking = { workspace = true }
+
+[features]
+default = ["std"]
+std = ["codec/std", "sp-api/std", "sp-staking/std"]
+runtime-benchmarks = [
+	"sp-api/runtime-benchmarks",
+	"sp-staking/runtime-benchmarks",
+]

substrate/frame/staking-async/runtime-api/README.md

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+Runtime API definition for the staking pallet.
+
+License: Apache-2.0

substrate/frame/staking-async/runtime-api/src/lib.rs

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+// This file is part of Substrate.
+
+// Copyright (C) Parity Technologies (UK) Ltd.
+// SPDX-License-Identifier: Apache-2.0
+
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// 	http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+//! Runtime API definition for the staking pallet.
+
+#![cfg_attr(not(feature = "std"), no_std)]
+
+use codec::Codec;
+
+sp_api::decl_runtime_apis! {
+	pub trait StakingApi<Balance, AccountId>
+		where
+			Balance: Codec,
+			AccountId: Codec,
+	{
+		/// Returns the nominations quota for a nominator with a given balance.
+		fn nominations_quota(balance: Balance) -> u32;
+
+		/// Returns the page count of exposures for a validator `account` in a given era.
+		fn eras_stakers_page_count(era: sp_staking::EraIndex, account: AccountId) -> sp_staking::Page;
+
+		/// Returns true if validator `account` has pages to be claimed for the given era.
+		fn pending_rewards(era: sp_staking::EraIndex, account: AccountId) -> bool;
+	}
+}