Port safe commits from master to polkadot-staging (#2761)

* introduce bp_messages::ChainWithMessages (#2171)

* Move Chain::ID from relay-level Chain to primitives-level Chain (#2181)

* move Chain::ID from relay-level Chain to primitives-level Chain

* removed chain IDs from bp-runtime

* add missing file header

* Some code grooming (#2276)

* some code grooming: enable warn(missing_docs) for all piblic crates + added missing documentation + removed obsolete clippy/deny workarounds

* removed strange allow + added comment related to other allow

* removed incorrect_clone_impl_on_copy_type which is unknown to CI clippy

bridges/modules/beefy/src/lib.rs

@@ -29,6 +29,7 @@
 //! Given the header hash, other pallets are able to verify header-based proofs
 //! (e.g. storage proofs, transaction inclusion proofs, etc.).
 
+#![warn(missing_docs)]
 #![cfg_attr(not(feature = "std"), no_std)]
 
 use bp_beefy::{ChainWithBeefy, InitializationData};

bridges/modules/beefy/src/mock.rs

@@ -22,7 +22,7 @@ use crate::{
 };
 
 use bp_beefy::{BeefyValidatorSignatureOf, ChainWithBeefy, Commitment, MmrDataOrHash};
-use bp_runtime::{BasicOperatingMode, Chain};
+use bp_runtime::{BasicOperatingMode, Chain, ChainId};
 use codec::Encode;
 use frame_support::{construct_runtime, derive_impl, weights::Weight};
 use sp_core::{sr25519::Signature, Pair};
@@ -81,6 +81,8 @@ impl beefy::Config for TestRuntime {
 pub struct TestBridgedChain;
 
 impl Chain for TestBridgedChain {
+	const ID: ChainId = *b"tbch";
+
 	type BlockNumber = TestBridgedBlockNumber;
 	type Hash = H256;
 	type Hasher = BlakeTwo256;