WASM Local-blob override (#7317)

* Provide WASM overwrite functionality in LocalCallExecutor

- add a new module `wasm_overwrite.rs` in client
  - scrapes given folder for runtimes
- add two new CLI Options `wasm-overwrite` and `wasm_overwrite_path`

* formatting

* Make comment clearer

remove sc-runtime-test from dev-dependencies

* comments

* Update client/service/src/client/wasm_overwrite.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/service/src/client/wasm_overwrite.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Fix spaces, remove call into backend for 'heap_pages' in 'try_replace'

* Error if path is not a directory, Comments,

Doc Comment for WasmOverwrite

* make WasmOverwrite Option<>

* Change to one CLI argument for overwrites

- move getting runtime version into LocalCallExecutor

* change unwrap() to expect()

* comment

* Remove `check_overwrites`

* Encapsulate checking for overwrites in LocalCallExecutor

* move duplicate code into function

* Update client/cli/src/params/import_params.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* comma

* Update client/service/src/client/wasm_overwrite.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/service/src/client/wasm_overwrite.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* cache hash in WasmBlob

* Update client/service/src/client/wasm_overwrite.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/service/src/client/client.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* move getting overwrite into its own function

* fix error when directory is not a directory

* Error on duplicate WASM runtimes

* better comment, grammar

* docs

* Revert StateBackend back to _

* Update client/service/src/client/wasm_overwrite.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/service/src/client/wasm_overwrite.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Update client/service/src/client/call_executor.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* Add two tests, fix doc comments

Add a test for the runtime_version method of WasmOverwrite
Add a test for check_overwrite method of LocalCallExecutor

* remove redundant `Return` from expect msg

* Update client/cli/src/params/import_params.rs

Co-authored-by: David <dvdplm@gmail.com>

* Update client/service/src/client/call_executor.rs

Co-authored-by: David <dvdplm@gmail.com>

* Update client/service/src/client/wasm_overwrite.rs

Co-authored-by: David <dvdplm@gmail.com>

* Update client/service/src/config.rs

Co-authored-by: David <dvdplm@gmail.com>

* Update client/service/src/client/wasm_overwrite.rs

Co-authored-by: David <dvdplm@gmail.com>

* Add Module Documentation, match on '.wasm' extension

* Add test for scraping WASM blob

* fix expect

* remove creating another block in LocalCallExecutor test

* remove unused import

* add tests for duplicates and scraping wasm

* make tests a bit nicer

* add test for ignoring non-.wasm files

* check error message in test

* Update client/service/src/client/wasm_overwrite.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* remove println

* Update client/service/src/client/wasm_overwrite.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* make tests prettier

* Update client/service/src/client/wasm_overwrite.rs

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>

* comment for seemingly random client

* locally-built -> custom

* remove unused import

* fix comment

* rename all references to overwrite with override

* fix cli flag in module documentation

Co-authored-by: Bastian Köcher <bkchr@users.noreply.github.com>
Co-authored-by: David <dvdplm@gmail.com>

substrate/client/service/src/builder.rs

@@ -303,8 +303,9 @@ pub fn new_full_parts<TBl, TRtApi, TExecDisp>(
 			Box::new(task_manager.spawn_handle()),
 			config.prometheus_config.as_ref().map(|config| config.registry.clone()),
 			ClientConfig {
-				offchain_worker_enabled : config.offchain_worker.enabled ,
+				offchain_worker_enabled : config.offchain_worker.enabled,
 				offchain_indexing_api: config.offchain_worker.indexing_enabled,
+				wasm_runtime_overrides: config.wasm_runtime_overrides.clone(),
 			},
 		)?
 	};
@@ -396,7 +397,7 @@ pub fn new_client<E, Block, RA>(
 	const CANONICALIZATION_DELAY: u64 = 4096;
 
 	let backend = Arc::new(Backend::new(settings, CANONICALIZATION_DELAY)?);
-	let executor = crate::client::LocalCallExecutor::new(backend.clone(), executor, spawn_handle, config.clone());
+	let executor = crate::client::LocalCallExecutor::new(backend.clone(), executor, spawn_handle, config.clone())?;
 	Ok((
 		crate::client::Client::new(
 			backend.clone(),