Initial rebrand from paritytech/subxt to pezkuwichain/pezkuwi-subxt

- Renamed all subxt crates to pezkuwi-subxt
- Updated internal references
- Configured for Pezkuwi ecosystem

subxt/examples/storage_fetch_dynamic.rs

@@ -0,0 +1,29 @@
+#![allow(missing_docs)]
+use pezkuwi_subxt_signer::sr25519::dev;
+use pezkuwi_subxt::{
+	OnlineClient, PolkadotConfig,
+	dynamic::{At, Value},
+	utils::AccountId32,
+};
+
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+	// Create a new API client, configured to talk to Polkadot nodes.
+	let api = OnlineClient::<PolkadotConfig>::new().await?;
+
+	// Build a dynamic storage query to access account information.
+	// here, we assume that there is one value to provide at this entry
+	// to access a value; an AccountId32. In this example we don't know the
+	// return type and so we set it to `Value`, which anything can decode into.
+	let account: AccountId32 = dev::alice().public_key().into();
+	let storage_query = pezkuwi_subxt::dynamic::storage::<(AccountId32,), Value>("System", "Account");
+
+	// Use that query to access a storage entry, fetch a result and decode the value.
+	let client_at = api.storage().at_latest().await?;
+	let account_info = client_at.entry(storage_query)?.fetch((account,)).await?.decode()?;
+
+	// With out `Value` type we can dig in to find what we want using the `At`
+	// trait and `.at()` method that this provides on the Value.
+	println!("Alice has free balance: {}", account_info.at("data").at("free").unwrap());
+	Ok(())
+}